{"id":77401,"date":"2020-11-19T16:11:16","date_gmt":"2020-11-19T15:11:16","guid":{"rendered":"https:\/\/groupe-reussite.fr\/?page_id=77401"},"modified":"2023-11-30T16:19:07","modified_gmt":"2023-11-30T15:19:07","slug":"cours-en-ligne-induction-maths-sup","status":"publish","type":"page","link":"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-induction-maths-sup\/","title":{"rendered":"Cours sur l&rsquo;Induction en maths sup"},"content":{"rendered":"<div class=\"Latex_page\">\n<section class=\"has_ae_slider elementor-element elementor-section-full_width elementor-reverse-mobile elementor-section-stretched elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default elementor-section elementor-top-section\">\n<div class=\"elementor-container elementor-column-gap-no\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column-wrap elementor-element-populated colone_elementor\">\n\t\t<div data-elementor-type=\"page\" data-elementor-id=\"80393\" class=\"elementor elementor-80393\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-5aa8b7b7 elementor-section-content-bottom elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"5aa8b7b7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e51b027 sticky_badeau_colone strick_col ae-bg-gallery-type-default\" data-id=\"e51b027\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-1fb153e7 elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"1fb153e7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3aef8c00 strick_col ae-bg-gallery-type-default\" data-id=\"3aef8c00\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b881afb elementor-widget elementor-widget-heading\" data-id=\"3b881afb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Cours en ligne Physique en Maths Sup<\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57ca65e2 elementor-widget elementor-widget-heading\" data-id=\"57ca65e2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Chapitres Physique en MPSI, PCSI, MP2I, PTSI<\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43140d63 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"43140d63\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-oscillateur-harmonique-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Oscillateur harmonique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73b75c49 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"73b75c49\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-ondes-propagation-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Propagation<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7bc4f140 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7bc4f140\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-superposition-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Superposition<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5231021a elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5231021a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-optique-geometrique-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Optique g\u00e9om\u00e9trique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74646ae2 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"74646ae2\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electricite-permanent-transitoire-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9lectricit\u00e9 (perm.\/transitoire)<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-287a4f3 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"287a4f3\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electricite-regime-sinusoidal-force-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9lectricit\u00e9 (sinuso\u00efdal forc\u00e9)<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4023cc9f elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"4023cc9f\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-mecanique-point-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">M\u00e9canique du point<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63b68e1e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"63b68e1e\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-methodes-energetiques-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">M\u00e9thodes \u00e9nerg\u00e9tiques<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44e258d6 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"44e258d6\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-loi-moment-cinetique-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Loi du moment cin\u00e9tique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a405a57 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2a405a57\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-particules-chargees-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Particules charg\u00e9es<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74e9034c elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"74e9034c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-forces-centrales-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Forces centrales<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2608c8fd elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2608c8fd\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-thermodynamique-descriptive-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Thermodynamique descriptive<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b31072d elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"b31072d\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-premier-principe-thermodynamique-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">1er principe de la  thermodynamique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-597fa08 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"597fa08\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-deuxieme-principe-thermodynamique-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">2e principe de la  thermodynamique<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-630c387 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"630c387\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-machines-thermiques-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Machines thermiques<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52fea2b elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"52fea2b\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-induction-maths-sup\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Induction<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62d0167f elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"62d0167f\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/nous-contacter\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-column-wrap elementor-element-populated colone_latex\">\n<div class=\"style_pag\" style=\"color: #000;font-family: 'Lato', Sans-serif\">\n<div class=\"elementor-text-editor elementor-clearfix\">\n<h1 class=\"Latex_page_title\">Cours sur l&rsquo;induction en MPSI, PCSI et PTSI<\/h1>\n<p class=\"colone_latex_ancres\" style=\"text-align: center\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-induction-maths-sup\/\">R\u00e9sum\u00e9 de Cours<\/a> \u00a0\u00a0<a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-induction-maths-sup\/\">Exercices et corrig\u00e9s<\/a><\/p>\n<p class=\"colone_latex_ancres\" style=\"text-align: center\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-maths-sup-physique\/\">Cours en ligne de Physique en Maths Sup<\/a><\/p>\n<\/div>\n<p style=\"text-align: justify\">Si vous souhaitez int\u00e9grer Polytechnique, Centrale ou une des autres des meilleures \u00e9coles d&rsquo;ing\u00e9nieurs post-pr\u00e9pa, il vous faudra assurer une ma\u00eetrise totale des cours de physique, dont celui sur l&rsquo;induction, n&rsquo;h\u00e9sitez \u00e0 prendre des <a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/physique-chimie\/tous-niveaux\/france\/\">cours en physique chimie<\/a>. En effet, la Physique, comme d&rsquo;ailleurs les Maths, ont un coefficient particuli\u00e8rement \u00e9lev\u00e9 aux concours des \u00e9coles d&rsquo;ing\u00e9nieurs. Vous pouvez le constater sur notre simulateur d&rsquo;admissibilit\u00e9.<\/p>\n<div class=\"style_pag\" style=\"color: #000000;font-family: Lato, sans-serif;text-align: justify\">\n<h2 style=\"text-align: justify\">A. Champ magn\u00e9tique en Maths Sup<\/h2>\n<h3 style=\"text-align: justify\">1.\u00a0<b>Champ magn\u00e9tique en Maths Sup<\/b><\/h3>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/> Le champ magn\u00e9tique est un champ vectoriel : en tout point <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10ebb71bad275c1815a8f2a8c5dea0be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"\/> de l&rsquo;espace et \u00e0 toute date <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b4e3cbf5d4c5c6d9b702dd139f14c147_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/>, on peut d\u00e9finir le champ <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5d2aa264f47a9047ff79624a656f104d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#40;&#77;&#44;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"59\" style=\"vertical-align: -5px;\"\/> dont la direction et le sens sont ceux d&rsquo;une boussole plac\u00e9e en <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10ebb71bad275c1815a8f2a8c5dea0be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"\/> et dont la norme est exprim\u00e9e en teslas (T).<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Si le champ magn\u00e9tique est ind\u00e9pendant du temps, on parle de champ magn\u00e9tostatique.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Le champ magn\u00e9tostatique est cr\u00e9\u00e9 par les distributions de <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electricite-permanent-transitoire-maths-sup\/\">courant \u00e9lectrique<\/a>, il agit sur les <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-particules-chargees-maths-sup\/\">charges<\/a> en mouvement par la force de Lorentz<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-955a204150098d826ca72f585936e897_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#102;&#125;&#95;&#123;&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#76;&#111;&#114;&#101;&#110;&#116;&#122;&#125;&#125;&#61;&#113;&#92;&#118;&#101;&#99;&#123;&#118;&#125;&#92;&#119;&#101;&#100;&#103;&#101;&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"131\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Dans un aimant permanent, le champ magn\u00e9tique peut \u00eatre interpr\u00e9t\u00e9, en physique classique, comme le champ cr\u00e9\u00e9 par des spires de courant microscopiques, dont les axes sont presque tous colin\u00e9aires. Dans un aimant permanent, le champ <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d2220f7fa898b792daed02b2b33ecd4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"15\" style=\"vertical-align: 0px;\"\/> sort du p\u00f4le nord et entre par le p\u00f4le sud.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Le champ magn\u00e9tique v\u00e9rifie le th\u00e9or\u00e8me de <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-superposition-maths-sup\/\">superposition<\/a> : le champ cr\u00e9\u00e9 par deux distributions ou aimants est la somme des champs cr\u00e9\u00e9s par chaque distribution ou aimant.<\/p>\n<h3 style=\"text-align: justify\">2.\u00a0<b>Champ cr\u00e9\u00e9 par une bobine<\/b><\/h3>\n<p style=\"text-align: justify\">Un sol\u00e9no\u00efde est un bobinage cylindrique, de longueur tr\u00e8s grande devant son rayon, le long duquel un tr\u00e8s long fil est enroul\u00e9.<\/p>\n<p style=\"text-align: justify\">Il est caract\u00e9ris\u00e9 par le nombre de spires par m\u00e8tre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b170995d512c659d8668b4e42e1fef6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#110;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> (en <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-06efc78936715a164c912e49b8635c29_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#109;&#94;&#123;&#45;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"32\" style=\"vertical-align: 0px;\"\/>), \u00e9gal au nombre total de tours divis\u00e9 par la longueur du cylindre.<\/p>\n<p style=\"text-align: justify\">Lorsque le fil est parcouru par un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/>, le champ magn\u00e9tique est nul \u00e0 l&rsquo;ext\u00e9rieur, et \u00e0 peu pr\u00e8s uniforme et axial \u00e0 l&rsquo;int\u00e9rieur du sol\u00e9no\u00efde<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fa8db63ab7f7862e33590aad8fbd6c32_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#61;&#92;&#109;&#117;&#95;&#48;&#110;&#105;&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#122;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"90\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify\">o\u00f9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-39d0f1abf544b5df620fff38592a9dff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#117;&#95;&#48;&#61;&#52;&#92;&#112;&#105;&#92;&#99;&#100;&#111;&#116;&#32;&#49;&#48;&#94;&#123;&#45;&#55;&#125;&#126;&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#72;&#92;&#99;&#100;&#111;&#116;&#32;&#109;&#94;&#123;&#45;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"175\" style=\"vertical-align: -4px;\"\/> est la perm\u00e9abilit\u00e9 magn\u00e9tique du vide.<\/p>\n<p style=\"text-align: justify\">Le sens du champ magn\u00e9tique est donn\u00e9 par la r\u00e8gle du tire-bouchon, c&rsquo;est celui dans lequel on progresse quand on fait tourner le cylindre dans le sens de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\" wp-image-77449 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/11\/cylindre.jpeg\" alt=\"cylindre\" width=\"377\" height=\"133\" \/><\/p>\n<p>&nbsp;<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"186619\" class=\"elementor elementor-186619\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-66994129 elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"66994129\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-19c629d2 ae-bg-gallery-type-default\" data-id=\"19c629d2\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c08398d elementor-widget elementor-widget-heading\" data-id=\"c08398d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS DE PHYSIQUE CHIMIE<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-47ed8620 elementor-widget elementor-widget-heading\" data-id=\"47ed8620\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Gagner en autonomie avec les meilleurs profs<\/b><\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53d28926 elementor-widget elementor-widget-heading\" data-id=\"53d28926\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Des cours de grande qualit\u00e9<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-687989d8 elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"687989d8\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/physique-chimie\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Prof particulier physique chimie<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20998bb3 elementor-widget elementor-widget-text-editor\" data-id=\"20998bb3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p style=\"text-align: left\"><b>Avis Google France <\/b><span style=\"color: #e5a430\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-4be8199f ae-bg-gallery-type-default\" data-id=\"4be8199f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify\">B. Force de Laplace en Maths Sup<\/h2>\n<h3 style=\"text-align: justify\">1.\u00a0<b>Expression de la Force de Laplace en Maths Sup<\/b><\/h3>\n<p style=\"text-align: justify\">Un conducteur filiforme et rectiligne de longueur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> est parcouru par un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p style=\"text-align: justify\">Lorsqu&rsquo;il est plong\u00e9 dans un champ magn\u00e9tique <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d2220f7fa898b792daed02b2b33ecd4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"15\" style=\"vertical-align: 0px;\"\/> uniforme sur le conducteur, chaque \u00e9lectron qui se d\u00e9place (pour former le courant \u00e9lectrique) subit une force de Lorentz.<\/p>\n<p style=\"text-align: justify\">La r\u00e9sultante des forces de Lorentz forme, pour le conducteur filiforme, la force de Laplace<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a2755c4a33455abf9459b38c8ed169d7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#70;&#125;&#95;&#76;&#61;&#105;&#92;&#118;&#101;&#99;&#123;&#76;&#125;&#92;&#119;&#101;&#100;&#103;&#101;&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"98\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\">o\u00f9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4fc81c7ad34c2fa47b3df71388ed8ab2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#76;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"13\" style=\"vertical-align: 0px;\"\/> est le vecteur dans la direction du conducteur et dans le sens de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\"wp-image-77453 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/11\/direction-conducteur.jpeg\" alt=\"direction-conducteur\" width=\"344\" height=\"155\" \/><\/p>\n<h3 style=\"text-align: justify\">2.\u00a0<b>Force de Laplace \u00e9l\u00e9mentaire en Maths Sup<\/b><\/h3>\n<p style=\"text-align: justify\">Lorsque le champ <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d2220f7fa898b792daed02b2b33ecd4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"15\" style=\"vertical-align: 0px;\"\/> n&rsquo;est pas uniforme, lorsque le conducteur n&rsquo;est pas rectiligne, ou lorsqu&rsquo;on veut calculer le moment des forces de Laplace, on proc\u00e8de \u00e0 une int\u00e9grale des forces de Laplace \u00e9l\u00e9mentaires.<\/p>\n<p style=\"text-align: justify\">Sur un tron\u00e7on de conducteur filiforme de longueur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-644b277f9699c9e877efafeb3dc73ccd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"21\" style=\"vertical-align: 0px;\"\/>, la force de Laplace \u00e9l\u00e9mentaire a pour expression<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5590869fa8855aae0a52731ce5dc7540_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#92;&#118;&#101;&#99;&#123;&#70;&#125;&#95;&#76;&#61;&#105;&#100;&#92;&#118;&#101;&#99;&#123;&#76;&#125;&#92;&#119;&#101;&#100;&#103;&#101;&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"116\" style=\"vertical-align: -3px;\"\/><\/p>\n<h3 style=\"text-align: justify\">3.\u00a0<b>Moment des forces de Laplace sur une spire plane<\/b><\/h3>\n<p style=\"text-align: justify\">Une spire plane est form\u00e9e d&rsquo;un conducteur filiforme formant un lacet (ou boucle) plan(e), parcourue par un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\">Le moment dipolaire de la spire est<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-58e7de60d6bd72b86d83cd4e78fd90b9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#109;&#125;&#61;&#105;&#92;&#118;&#101;&#99;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"59\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\">o\u00f9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8bc393013936f20afcf48f339de7c643_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"14\" style=\"vertical-align: 0px;\"\/> est le vecteur surface, orthogonal au plan de la spire, orient\u00e9 dans le sens donn\u00e9 par la r\u00e8gle du tire-bouchon, de norme \u00e9gale \u00e0 la surface <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-520cb534cd5b6bed768a61515b57cb7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> d\u00e9limit\u00e9e par la spire.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\" wp-image-77454 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/11\/spire.jpeg\" alt=\"spire\" width=\"516\" height=\"192\" \/><\/p>\n<p style=\"text-align: justify\">Lorsqu&rsquo;une spire est plong\u00e9e dans un champ magn\u00e9tique uniforme, on d\u00e9montre que les <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-forces-centrales-maths-sup\/\">forces<\/a> de Laplace ont une somme nulle, et un moment r\u00e9sultant autour d&rsquo;un axe de vecteur unitaire directeur <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fbca0f04a2b0976da0f1ebc491a7f8b5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#123;&#92;&#68;&#101;&#108;&#116;&#97;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"21\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3eb016fc1581a40fdbbd134be2d1b6cd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#77;&#125;&#95;&#123;&#92;&#68;&#101;&#108;&#116;&#97;&#44;&#76;&#125;&#61;&#92;&#118;&#101;&#99;&#123;&#109;&#125;&#92;&#119;&#101;&#100;&#103;&#101;&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"120\" style=\"vertical-align: -6px;\"\/><\/p>\n<h2 style=\"text-align: justify\">C. Induction : circuit fixe dans un champ variable<\/h2>\n<h3 style=\"text-align: justify\">1.\u00a0<b>Flux du champ magn\u00e9tique \u00e0 travers un circuit filiforme<\/b><\/h3>\n<p style=\"text-align: justify\">Un circuit filiforme forme un lacet <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10a23fc57a73b5df9ac6c394b6c10192_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#67;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"\/> orient\u00e9 et est soumis \u00e0 un champ magn\u00e9tique <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d2220f7fa898b792daed02b2b33ecd4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"15\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify\">On tend une surface <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-520cb534cd5b6bed768a61515b57cb7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> sur le lacet <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10a23fc57a73b5df9ac6c394b6c10192_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#67;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"\/> et en tout point de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-520cb534cd5b6bed768a61515b57cb7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, on d\u00e9finit un vecteur surface \u00e9l\u00e9mentaire <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-259b100d2e6c5d997350c1fb113421ee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#92;&#118;&#101;&#99;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"23\" style=\"vertical-align: 0px;\"\/> orthogonal \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-520cb534cd5b6bed768a61515b57cb7e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#83;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/>, orient\u00e9 selon la r\u00e8gle du tire-bouchon, de norme \u00e9gale \u00e0 la surface \u00e9l\u00e9mentaire autour du point.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\"wp-image-77456 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/11\/circuit-filiforme.jpeg\" alt=\"circuit-filiforme\" width=\"423\" height=\"171\" \/><\/p>\n<p style=\"text-align: justify\">Le flux de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9d2220f7fa898b792daed02b2b33ecd4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"15\" style=\"vertical-align: 0px;\"\/> \u00e0 travers <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10a23fc57a73b5df9ac6c394b6c10192_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#99;&#97;&#108;&#123;&#67;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: 0px;\"\/> est<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-f2d90b38f7e32f02bfa97c273a5af3fe_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#61;&#92;&#105;&#105;&#110;&#116;&#95;&#83;&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#100;&#92;&#118;&#101;&#99;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"117\" style=\"vertical-align: -6px;\"\/><\/p>\n<p>&nbsp;<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"127573\" class=\"elementor elementor-127573\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-43bcffd4 elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"43bcffd4\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-68edd0c8 ae-bg-gallery-type-default\" data-id=\"68edd0c8\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1c346d80 elementor-widget elementor-widget-heading\" data-id=\"1c346d80\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS DE PHYSIQUE-CHIMIE<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4943db10 elementor-widget elementor-widget-heading\" data-id=\"4943db10\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Nous avons s\u00e9lectionn\u00e9 pour vous les meilleurs profs particuliers.<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2712c040 elementor-widget elementor-widget-heading\" data-id=\"2712c040\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">POUR ACC\u00c9L\u00c9RER MA PROGRESSION EN PHYSIQUE-CHIMIE, JE TROUVE DES<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-47a956a elementor-align-left elementor-mobile-align-center elementor-tablet-align-left elementor-widget elementor-widget-button\" data-id=\"47a956a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/physique-chimie\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers physique-chimie<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-443cd62a elementor-widget elementor-widget-text-editor\" data-id=\"443cd62a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p style=\"text-align: left\"><b>Avis Google France <\/b><span style=\"color: #e5a430\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-524facb5 ae-bg-gallery-type-default\" data-id=\"524facb5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h3 style=\"text-align: justify\">2.\u00a0<b>Loi de Faraday en Maths Sup<\/b><\/h3>\n<p style=\"text-align: justify\">Lorsque le circuit est travers\u00e9 par un flux magn\u00e9tique qui varie au cours du temps, il appara\u00eet une <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-forces-centrales-maths-sup\/\">force<\/a> \u00e9lectromotrice d&rsquo;induction donn\u00e9e par la loi de Faraday<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c88a16fa62ff915081dfb2a73029268e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#101;&#61;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#92;&#80;&#104;&#105;&#125;&#123;&#100;&#116;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"71\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify\">On dessine le circuit \u00e9lectrique \u00e9quivalent du circuit en prenant en l&rsquo;orientant en prenant <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/> dans le sens de l&rsquo;orientation du circuit, en prenant en compte les dip\u00f4les qu&rsquo;il contient (r\u00e9sistance en particulier) et en ajoutant un g\u00e9n\u00e9rateur de tension <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-3fc193f43cc29c1eef788f64ba43c1bd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#101;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"\/> qui pousse dans le sens de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/> (convention g\u00e9n\u00e9rateur).<\/p>\n<h3 style=\"text-align: justify\">3.\u00a0<b>Calcul d&rsquo;inductance propre en Maths Sup<\/b><\/h3>\n<p style=\"text-align: justify\">Lorsqu&rsquo;un circuit filiforme est parcouru par un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/> variable<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Il cr\u00e9e un champ magn\u00e9tique propre <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-85b87121467f1456b261b51622eb2477_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#80;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"24\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0ce champ magn\u00e9tique traverse le circuit lui-m\u00eame, on peut donc exprimer le flux propre<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e8bf7147398d54def10787cb2fcf8563_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#95;&#80;&#61;&#92;&#105;&#105;&#110;&#116;&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#80;&#92;&#99;&#100;&#111;&#116;&#32;&#100;&#92;&#118;&#101;&#99;&#123;&#83;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"132\" style=\"vertical-align: -6px;\"\/><\/p>\n<p style=\"text-align: justify\">On d\u00e9montre que ce flux est proportionnel \u00e0 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/> et on pose<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-416a4d41deab115ef2467c2e792d79b8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#95;&#80;&#61;&#76;&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"66\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\">o\u00f9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-66a9f474fc3c52efdfb0ba6a70199ee8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"12\" style=\"vertical-align: 0px;\"\/> est l&rsquo;inductance propre du circuit.<\/p>\n<p style=\"text-align: justify\">* La loi de Faraday donne l&rsquo;expression de la force \u00e9lectromotrice d&rsquo;autoinduction<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54c7e396b140a915d98dd1789548c6ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#101;&#61;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#92;&#80;&#104;&#105;&#95;&#80;&#125;&#123;&#100;&#116;&#125;&#61;&#45;&#76;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#105;&#125;&#123;&#100;&#116;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"150\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify\">en convention g\u00e9n\u00e9rateur donc en convention r\u00e9cepteur<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-915e5866ceb7f74f1df7b012fb4d20f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#117;&#61;&#76;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#105;&#125;&#123;&#100;&#116;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"64\" style=\"vertical-align: -12px;\"\/><\/p>\n<h3 style=\"text-align: justify\">4.\u00a0<b>Mutuelle inductance en Maths Sup\u00a0<\/b><\/h3>\n<p style=\"text-align: justify\">Deux circuits sont plac\u00e9s c\u00f4te \u00e0 c\u00f4te. Le circuit 1 parcouru par un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-34e466f187060b196131559bbbab03c6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"12\" style=\"vertical-align: -4px;\"\/> cr\u00e9e un champ magn\u00e9tique <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1e3b3789c50366920c3ae13fe9ed75e0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"19\" style=\"vertical-align: -4px;\"\/>, le circuit 2 parcouru par un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-493db1d234eee4df33d321198b9002c9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"13\" style=\"vertical-align: -3px;\"\/> cr\u00e9e un champ magn\u00e9tique <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4afacb8bd1d7cbac5dce05780e77cd44_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"20\" style=\"vertical-align: -3px;\"\/>.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Le flux de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1e3b3789c50366920c3ae13fe9ed75e0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"19\" style=\"vertical-align: -4px;\"\/> \u00e0 travers le circuit 1\u00a0 est<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-18a950f9e70e8a4fb8e7451b1a4e8b0d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#95;&#123;&#49;&#49;&#125;&#61;&#76;&#95;&#49;&#105;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"83\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Le flux de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4afacb8bd1d7cbac5dce05780e77cd44_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"20\" style=\"vertical-align: -3px;\"\/> \u00e0 travers le circuit 1\u00a0 est<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-419824e9710d13e82737f69865d00812_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#95;&#123;&#50;&#49;&#125;&#61;&#77;&#105;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"83\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Le flux de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-1e3b3789c50366920c3ae13fe9ed75e0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"19\" style=\"vertical-align: -4px;\"\/> \u00e0 travers le circuit 2\u00a0 est<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-de232fe8e6d46468f7eea1c4e2b799cd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#95;&#123;&#49;&#50;&#125;&#61;&#77;&#105;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"82\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0Le flux de <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4afacb8bd1d7cbac5dce05780e77cd44_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#66;&#125;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"20\" style=\"vertical-align: -3px;\"\/> \u00e0 travers le circuit 2\u00a0 est<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-e5546effe749331f0a0b1483bdb4dcb4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#80;&#104;&#105;&#95;&#123;&#50;&#50;&#125;&#61;&#76;&#95;&#50;&#105;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"84\" style=\"vertical-align: -3px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0<img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6affe041739f78a044af6d3f56d6b659_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;&#95;&#49;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"18\" style=\"vertical-align: -4px;\"\/> et <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-84db227018e3228ebc26b639aa94bbd0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#76;&#95;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"19\" style=\"vertical-align: -3px;\"\/> sont les inductances propres des circuits 1 et 2 (voir paragraphe pr\u00e9c\u00e9dent)<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0<img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-10ebb71bad275c1815a8f2a8c5dea0be_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#77;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"19\" style=\"vertical-align: 0px;\"\/> est la mutuelle inductance entre les deux circuits.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2b6e225d778ccd32cb2bd9cc4eaead9a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#98;&#117;&#108;&#108;&#101;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"7\" width=\"8\" style=\"vertical-align: 1px;\"\/>\u00a0\u00c9lectriquement parlant, on dit que les circuits sont coupl\u00e9s par inductance mutuelle.<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" class=\"wp-image-77459 aligncenter\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/uploads\/2020\/11\/inductance-mutuelle.jpeg\" alt=\"inductance-mutuelle\" width=\"338\" height=\"153\" \/><\/p>\n<p style=\"text-align: justify\">On a alors<\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0aea3c56e7628acd00a20c4c9b577a1b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#117;&#95;&#49;&#61;&#76;&#95;&#49;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#105;&#95;&#49;&#125;&#123;&#100;&#116;&#125;&#43;&#77;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#105;&#95;&#50;&#125;&#123;&#100;&#116;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"155\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify\"><img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-2968bdd6b7f4541e5ff3a3b4d0482079_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#123;&#117;&#95;&#50;&#61;&#76;&#95;&#50;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#105;&#95;&#50;&#125;&#123;&#100;&#116;&#125;&#43;&#77;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#105;&#95;&#49;&#125;&#123;&#100;&#116;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"155\" style=\"vertical-align: -12px;\"\/><\/p>\n<p>&nbsp;<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"127774\" class=\"elementor elementor-127774\">\n\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-inner-section elementor-element elementor-element-5a7b6a2a elementor-section-content-bottom full_width elementor-section-full_width elementor-section-height-min-height elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"5a7b6a2a\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-narrow\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-749af387 ae-bg-gallery-type-default\" data-id=\"749af387\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1b4ed465 elementor-widget elementor-widget-heading\" data-id=\"1b4ed465\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS PARTICULIERS EN LIGNE<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16d47760 elementor-widget elementor-widget-heading\" data-id=\"16d47760\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Nous avons s\u00e9lectionn\u00e9 pour vous les meilleurs professeurs particuliers.<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21a162bf elementor-widget elementor-widget-heading\" data-id=\"21a162bf\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">POUR ACC\u00c9L\u00c9RER MA PROGRESSION<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5600477e elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"5600477e\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/groupe-reussite.fr\/cours-en-ligne\/toutes-matieres\/tous-niveaux\/france\/\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-md\" role=\"button\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers en ligne<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c7a7876 elementor-widget elementor-widget-text-editor\" data-id=\"1c7a7876\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p style=\"text-align: left;\"><b>Avis Google France <\/b><span style=\"color: #e5a430;\"><b>\u2605\u2605\u2605\u2605\u2605<\/b><\/span><b> 4,9 sur 5<\/b><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-2aa12288 ae-bg-gallery-type-default\" data-id=\"2aa12288\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<p>&nbsp;<\/p>\n<h2>D. Induction : circuit mobile dans champ stationnaire<\/h2>\n<h3 style=\"text-align: justify\"><strong>M\u00e9thode :\u00a0\u00e9tude d&rsquo;un syst\u00e8me \u00e9lectrom\u00e9canique<\/strong><\/h3>\n<p style=\"text-align: justify\">L&rsquo;exemple typique est l&rsquo;\u00e9tude de la tige sur les rails de Laplace.<\/p>\n<p style=\"text-align: justify\"><strong>1.\u00a0<\/strong> On d\u00e9finit qualitativement la g\u00e9n\u00e9alogie des ph\u00e9nom\u00e8nes : quelle est l&rsquo;origine du ph\u00e9nom\u00e8ne (force, mouvement, g\u00e9n\u00e9rateur, etc.), puis la cha\u00eene des cons\u00e9quences par aspect <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-mecanique-point-maths-sup\/\">m\u00e9canique<\/a>, \u00e9lectrique, induction, force de Laplace, etc.<\/p>\n<p style=\"text-align: justify\"><strong>2.<\/strong> On fl\u00e8che le circuit et on d\u00e9finit des axes.<\/p>\n<p style=\"text-align: justify\"><strong>3.<\/strong> On \u00e9crit l&rsquo;\u00e9quation m\u00e9canique sans oublier la force de Laplace.<\/p>\n<p style=\"text-align: justify\"><strong>4.<\/strong> On dessine le circuit \u00e9lectrique \u00e9quivalent, sans oublier la f\u00e9m d&rsquo;induction.<\/p>\n<p style=\"text-align: justify\"><strong>5.<\/strong> Deux alternatives sont possibles.<\/p>\n<p style=\"text-align: justify\"><strong>5.a.<\/strong> On r\u00e9sout le syst\u00e8me dont les inconnues sont en g\u00e9n\u00e9ral l&rsquo;intensit\u00e9 <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b454bd413387730f943162d862754c17_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;&#40;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"25\" style=\"vertical-align: -4px;\"\/> et la position du rail de Laplace <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-5fdd870f5a4b1b070c7d28c0b60eeb31_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#40;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"29\" style=\"vertical-align: -4px;\"\/><\/p>\n<p style=\"text-align: justify\"><strong>5.b.<\/strong>\u00a0 En multipliant l&rsquo;\u00e9quation \u00e9lectrique par <img loading=\"lazy\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-695d9d59bd04859c6c99e7feb11daab6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#105;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"6\" style=\"vertical-align: 0px;\"\/> et l&rsquo;\u00e9quation m\u00e9canique par la vitesse, on obtient deux \u00e9quations homog\u00e8nes \u00e0 des puissances. On\u00a0 met en exergue, on nomme et on interpr\u00e8te les diff\u00e9rents termes, et on veille \u00e0 v\u00e9rifier une loi importante, qui traduit le couplage \u00e9lectrom\u00e9canique : la puissance de la force de Laplace est exactement oppos\u00e9e \u00e0 la puissance d&rsquo;induction.<\/p>\n<p style=\"text-align: justify\">Au-del\u00e0 de vos fiches de r\u00e9visions, vous avez \u00e9galement la possibilit\u00e9 de prendre des cours particuliers de Physique, pour rem\u00e9dier \u00e0 vos lacunes ou tout simplement pour renforcer votre niveau. Et pour travailler efficacement m\u00eame entre les cours particuliers, maintenez-vous \u00e0 niveau gr\u00e2ce aux nombreux cours en ligne de physique, dont en voici quelques uns :<\/p>\n<ul>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-oscillateur-harmonique-maths-sup\/\">Cours sur l&rsquo;oscillateur harmonique<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-ondes-propagation-maths-sup\/\">Cours en maths sup : la propagation<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-superposition-maths-sup\/\">Cours sur la superposition maths sup<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-optique-geometrique-maths-sup\/\">Cours gratuit sur l&rsquo;optique g\u00e9om\u00e9trique<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electricite-permanent-transitoire-maths-sup\/\">Cours maths sup sur l&rsquo;\u00e9lectricit\u00e9 r\u00e9gime permanent et transitoire<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<p><!-- \/wp:paragraph --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cours sur l&rsquo;induction en MPSI, PCSI et PTSI R\u00e9sum\u00e9 de Cours \u00a0\u00a0Exercices et corrig\u00e9s Cours en ligne de Physique en Maths Sup Si vous souhaitez int\u00e9grer Polytechnique, Centrale ou une des autres des meilleures \u00e9coles d&rsquo;ing\u00e9nieurs post-pr\u00e9pa, il vous faudra assurer une ma\u00eetrise totale des cours de physique, dont celui sur l&rsquo;induction, n&rsquo;h\u00e9sitez \u00e0 prendre [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.2.1 - 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