{"id":196490,"date":"2024-02-05T20:21:27","date_gmt":"2024-02-05T19:21:27","guid":{"rendered":"https:\/\/groupe-reussite.fr\/ressources\/?page_id=196490"},"modified":"2024-02-06T16:37:22","modified_gmt":"2024-02-06T15:37:22","slug":"cours-en-ligne-exercices-corriges-conducteurs-ohmiques-maths-spe","status":"publish","type":"page","link":"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-conducteurs-ohmiques-maths-spe\/","title":{"rendered":"Exercices corrig\u00e9s : conduteurs ohmiques en maths sp\u00e9"},"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=\"79938\" class=\"elementor elementor-79938\">\n\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-5e3444f7 elementor-section-content-bottom elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"5e3444f7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1e7ea902 sticky_badeau_colone strick_col ae-bg-gallery-type-default\" data-id=\"1e7ea902\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\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-29d4bc17 elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"29d4bc17\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-307b99cd strick_col ae-bg-gallery-type-default\" data-id=\"307b99cd\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4086177 elementor-widget elementor-widget-heading\" data-id=\"4086177\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Cours en ligne Physique-Chimie en Maths Sp\u00e9<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7aa2a7eb elementor-widget elementor-widget-heading\" data-id=\"7aa2a7eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Chapitres Physique-Chimie en MP, PSI, PC, MPI, TSI, PT<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-588cf1ef elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"588cf1ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-diffusion-thermique-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Diffusion thermique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1fb0b684 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"1fb0b684\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-conducteurs-ohmiques-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Conducteurs ohmiques<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c452ac1 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"6c452ac1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-thermochimie-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Thermochimie<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ccfb089 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5ccfb089\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-referentiels-non-galileens-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">R\u00e9f\u00e9rentiels non galil\u00e9ens<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5acab5b3 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"5acab5b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electrostatique-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9lectrostatique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73361730 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"73361730\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-magnetostatique-induction-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Magn\u00e9tostatique et induction<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34095238 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"34095238\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-ondes-electromagnetiques-vide-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Ondes dans le vide<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c4a6aa8 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"3c4a6aa8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-ondes-electromagnetiques-milieu-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Ondes dans les milieux<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67b8eae5 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"67b8eae5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-physique-quantique-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Physique quantique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35f10a63 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"35f10a63\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-optique-physique-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Optique physique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2934a57e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"2934a57e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-physique-statistique-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Physique statistique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29809fa3 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"29809fa3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electronique-signal-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9lectronique et signal<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22b8c1ec elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"22b8c1ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-electrochimie-maths-spe\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00c9lectrochimie<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71b9149b elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"71b9149b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/groupe-reussite.fr\/nous-contacter\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">CONTACTEZ-NOUS<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\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\" style=\"text-align: center;\">Exercices et corrig\u00e9s sur les conducteurs ohmiques en maths sp\u00e9<\/h1>\n<\/div>\n<p class=\"colone_latex_ancres\" style=\"text-align: center;\"><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-conducteurs-ohmiques-maths-spe\/\">R\u00e9sum\u00e9 de cours<\/a> <a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-conducteurs-ohmiques-maths-spe\/\">Exercices corrig\u00e9s<\/a><\/p>\n<p style=\"text-align: justify;\">\n<p style=\"text-align: justify;\">Ces exercices corrig\u00e9s pour la maths sp\u00e9 en physique chimie sur conduteurs ohmiques pourront vous aider \u00e0 mieux comprendre les notions sur propri\u00e9t\u00e9s des conducteurs ohmiques ou encore l&rsquo;effet de peau. En plus de ces exercices et corrig\u00e9s que vous pouvez faire en autonomie, Groupe R\u00e9ussite propose un <a href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/physique-chimie\/tous-niveaux\/france\/\">prof en physique chimie<\/a> pour accompagner les \u00e9l\u00e8ves \u00e0 mieux comprendre et avancer.<\/p>\n<p style=\"text-align: justify;\">Vous pouvez consulter d&rsquo;autres exercices et corrig\u00e9s de physique chimie en premi\u00e8re sur notre site : Exercices sur la diffusion thermique, exercices sur la physique quantique, exercices sur l&rsquo;optique physique, exercices en physique statistique et en \u00e9lectronique et signal, etc.<\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\">QCM sur les conducteurs ohmiques en pr\u00e9pa MP, PSI, PC, PSI, MPI et PT<\/h2>\n<p style=\"text-align: justify;\"><strong>Question 1 :<\/strong><\/p>\n<p style=\"text-align: justify;\">Quelle est l&rsquo;unit\u00e9 de <img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-33a75323c281dcb3cfac5b6f3152fc04_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#106;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"11\" style=\"vertical-align: -4px;\"\/><\/p>\n<ol>\n<li><img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-66bb161902c608853b35da43b462087e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#92;&#79;&#109;&#101;&#103;&#97;&#94;&#123;&#45;&#49;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#109;&#94;&#123;&#45;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"76\" style=\"vertical-align: 0px;\"\/><\/li>\n<li><img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c49090489784dcdfb1f9ed3dfb56e547_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#92;&#79;&#109;&#101;&#103;&#97;&#94;&#123;&#45;&#49;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#109;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"59\" style=\"vertical-align: 0px;\"\/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-54b24d589facecdee5ff223bd9ad1d1b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#92;&#79;&#109;&#101;&#103;&#97;&#92;&#99;&#100;&#111;&#116;&#32;&#109;&#94;&#123;&#45;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"58\" style=\"vertical-align: 0px;\"\/><\/li>\n<\/ol>\n<p style=\"text-align: justify;\"><b>Question 2 : <\/b><\/p>\n<p style=\"text-align: justify;\">L&rsquo;\u00e9paisseur de peau est d&rsquo;autant plus grande que<\/p>\n<ol>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-707fcec15e450815730425a6607a1858_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est petit et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est grand<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-707fcec15e450815730425a6607a1858_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est grand et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est petit<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-707fcec15e450815730425a6607a1858_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est petit et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est petit<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-707fcec15e450815730425a6607a1858_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est grand et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est grand<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"163687\" class=\"elementor elementor-163687\">\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-77e012ea 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=\"77e012ea\" data-element_type=\"section\" data-e-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<div class=\"has_ae_slider elementor-column elementor-col-66 elementor-inner-column elementor-element elementor-element-355ab73 ae-bg-gallery-type-default\" data-id=\"355ab73\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5d4ef7c3 elementor-widget elementor-widget-heading\" data-id=\"5d4ef7c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS PARTICULIERS DE PHYSIQUE<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-db1f79b elementor-widget elementor-widget-heading\" data-id=\"db1f79b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Nous avons recrut\u00e9 pour vous les meilleurs profs de physique.<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4dd0b35f elementor-widget elementor-widget-heading\" data-id=\"4dd0b35f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">POUR M'AM\u00c9LIORER EN PHYSIQUE, JE CHERCHE DES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-167b42f7 elementor-align-left elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"167b42f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/physique\/tous-niveaux\/france\/\" target=\"_blank\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers physique<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-60d6239c elementor-widget elementor-widget-text-editor\" data-id=\"60d6239c\" data-element_type=\"widget\" data-e-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\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\t\t\t<\/div>\n\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-1f06ea06 ae-bg-gallery-type-default\" data-id=\"1f06ea06\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\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;\">Corrig\u00e9 du QCM de maths sp\u00e9 sur les conducteurs ohmiques<\/h2>\n<p style=\"text-align: justify;\"><strong>Question 1 :<\/strong><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ec43b588685e37f1f47d1f529a0b9f38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#83;&#92;&#99;&#100;&#111;&#116;&#32;&#109;&#94;&#123;&#45;&#49;&#125;&#61;&#92;&#79;&#109;&#101;&#103;&#97;&#94;&#123;&#45;&#49;&#125;&#92;&#99;&#100;&#111;&#116;&#32;&#109;&#94;&#123;&#45;&#49;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"155\" style=\"vertical-align: 0px;\"\/><\/p>\n<p style=\"text-align: justify;\"><strong>Question 2 :<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-707fcec15e450815730425a6607a1858_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#111;&#109;&#101;&#103;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"11\" style=\"vertical-align: 0px;\"\/> est petit et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est petit<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-eb3d9dc3e6762b0a793c0ebfc0a9b2b6_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;&#92;&#100;&#101;&#108;&#116;&#97;&#61;&#92;&#115;&#113;&#114;&#116;&#123;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#92;&#109;&#117;&#95;&#48;&#92;&#103;&#97;&#109;&#109;&#97;&#92;&#111;&#109;&#101;&#103;&#97;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"95\" style=\"vertical-align: -16px;\"\/><\/p>\n<h2 style=\"text-align: justify;\">Exercices sur sur les conducteurs ohmiques en maths sp\u00e9<\/h2>\n<h3>Exercice sur la r\u00e9sistance orthoradiale.<\/h3>\n<p>Un bloc de m\u00e9tal de conductivit\u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est d\u00e9limit\u00e9 en coordonn\u00e9es cylindriques par<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ccd923ccb093ce125e1c1114ea4ba724_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#114;&#44;&#92;&#116;&#104;&#101;&#116;&#97;&#44;&#122;&#41;&#92;&#105;&#110;&#091;&#97;&#44;&#98;&#093;&#92;&#116;&#105;&#109;&#101;&#115;&#091;&#48;&#44;&#92;&#97;&#108;&#112;&#104;&#97;&#093;&#92;&#116;&#105;&#109;&#101;&#115;&#091;&#48;&#44;&#99;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"224\" style=\"vertical-align: -5px;\"\/><\/p>\n<p>Un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-18b5e45cb4a1ee02e81b9a980f828db8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#73;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/> traverse le m\u00e9tal de fa\u00e7on orthoradiale (<img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-33a75323c281dcb3cfac5b6f3152fc04_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#106;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"11\" style=\"vertical-align: -4px;\"\/> est selon <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4ce0ab348974589789f222012cb6f3df_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"17\" style=\"vertical-align: -3px;\"\/>) entre les faces <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9806cb6df3b8987f92d656acc414acbc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"41\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d3b6666866aa0fe574cf228f0b5ed761_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;&#61;&#92;&#97;&#108;&#112;&#104;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"43\" style=\"vertical-align: 0px;\"\/><\/p>\n<p>La tension \u00e9lectrique entre ces faces est <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-0d8e06d56a1850938dd18dfda661fd55_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#85;&#61;&#86;&#40;&#92;&#97;&#108;&#112;&#104;&#97;&#41;&#45;&#86;&#40;&#48;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"134\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p>On suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-63ada879859a9e41fd935f035b7313bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> ne d\u00e9pend que de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-356a08e839ab6974a16448e16e56745d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/>. On trouvera les expressions du Laplacien et du gradient en coordonn\u00e9es cylindriques dans la litt\u00e9rature.<\/p>\n<p>D\u00e9terminer la r\u00e9sistance <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dae6bae3dcdac4629730754352c5e329_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#82;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> du conducteur.<\/p>\n<h3>Exercice sur la r\u00e9sistance radiale.<\/h3>\n<p>Un bloc de m\u00e9tal de conductivit\u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-4de02fc502ed5dbd15f371728ea270a3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#103;&#97;&#109;&#109;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"10\" style=\"vertical-align: -4px;\"\/> est d\u00e9limit\u00e9 en coordonn\u00e9es cylindriques par<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6c636dae5b42c3aac2688f14f6a0887b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#114;&#44;&#92;&#116;&#104;&#101;&#116;&#97;&#44;&#122;&#41;&#92;&#105;&#110;&#091;&#97;&#44;&#98;&#093;&#92;&#116;&#105;&#109;&#101;&#115;&#091;&#48;&#44;&#50;&#92;&#112;&#105;&#093;&#92;&#116;&#105;&#109;&#101;&#115;&#091;&#48;&#44;&#99;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"232\" style=\"vertical-align: -5px;\"\/><\/p>\n<p>Un courant d&rsquo;intensit\u00e9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-18b5e45cb4a1ee02e81b9a980f828db8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#73;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: 0px;\"\/> traverse le m\u00e9tal de fa\u00e7on radiale (<img decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-33a75323c281dcb3cfac5b6f3152fc04_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#106;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"11\" style=\"vertical-align: -4px;\"\/> est selon <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d1b81e40be1b152aa7f814d7a367aa1a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#114;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"16\" style=\"vertical-align: -3px;\"\/>) entre les faces <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-392f96e9310bc6ef99490bf4a6d44a16_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#114;&#61;&#97;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"41\" style=\"vertical-align: 0px;\"\/> et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-34078b5104c2201153e640d5fa4ca6d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#114;&#61;&#98;\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"40\" style=\"vertical-align: 0px;\"\/>.<\/p>\n<p>La tension \u00e9lectrique entre ces faces est <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c84c9c8e3ce3434375614892a71cad11_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#85;&#61;&#86;&#40;&#97;&#41;&#45;&#86;&#40;&#98;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"131\" style=\"vertical-align: -4px;\"\/>.<\/p>\n<p>On suppose que <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-63ada879859a9e41fd935f035b7313bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> ne d\u00e9pend que de <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#114;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"\/>. On trouvera les expressions du Laplacien et du gradient en coordonn\u00e9es cylindriques dans la litt\u00e9rature.<\/p>\n<p>D\u00e9terminer la r\u00e9sistance <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dae6bae3dcdac4629730754352c5e329_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#82;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"14\" style=\"vertical-align: 0px;\"\/> du conducteur.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\">\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-e-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<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\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\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-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS DE PHYSIQUE-CHIMIE<\/h3>\t\t\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-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\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\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-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\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\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-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/groupe-reussite.fr\/cours-particuliers\/physique-chimie\/tous-niveaux\/france\/\" target=\"_blank\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers physique-chimie<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\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-e-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\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\t\t\t<\/div>\n\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\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\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;\">Corrig\u00e9 des exercices sur les conduteurs ohmiques en maths sp\u00e9<\/h2>\n<h3 style=\"text-align: justify;\">Corrig\u00e9 sur la r\u00e9sistance orthoradiale.<\/h3>\n<p style=\"text-align: justify;\">En coordonn\u00e9es cylindriques, pour <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-ac6238f9874e2fee03f8351935e29fcd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"36\" style=\"vertical-align: -5px;\"\/>, l&rsquo;\u00e9quation de Laplace s&rsquo;\u00e9crit<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-23f16f5d1ef1ee991b9c2513d6ccbb6b_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;&#92;&#102;&#114;&#97;&#99;&#49;&#123;&#114;&#94;&#50;&#125;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#94;&#50;&#86;&#125;&#123;&#100;&#92;&#116;&#104;&#101;&#116;&#97;&#94;&#50;&#125;&#61;&#48;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"86\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-72a0353f2279a3489d73b9ea90d0cf4f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#41;&#61;&#65;&#92;&#116;&#104;&#101;&#116;&#97;&#43;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"118\" style=\"vertical-align: -5px;\"\/><\/p>\n<p style=\"text-align: justify;\">Les conditions aux limites donnent<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dcde6820d6c2d617d2c25c8052a8ee38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#40;&#48;&#41;&#61;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"75\" style=\"vertical-align: -5px;\"\/><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-171156652d4fe92143c04e8db856e2d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#40;&#92;&#97;&#108;&#112;&#104;&#97;&#41;&#61;&#65;&#92;&#97;&#108;&#112;&#104;&#97;&#43;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"123\" style=\"vertical-align: -5px;\"\/><\/p>\n<p style=\"text-align: justify;\">Donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-918b1a7dd9ff5128d82b7340ee3a3509_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;&#65;&#61;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"68\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">Et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d1e5f269f699e35ad61cf4751f52b969_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;&#86;&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#41;&#61;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#92;&#116;&#104;&#101;&#116;&#97;&#43;&#86;&#40;&#48;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"159\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">On en d\u00e9duit<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-bcfb778053d20ebb459a2fae7b1b17b3_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;&#92;&#118;&#101;&#99;&#123;&#69;&#125;&#61;&#45;&#92;&#118;&#101;&#99;&#123;&#92;&#109;&#97;&#116;&#104;&#114;&#109;&#123;&#103;&#114;&#97;&#100;&#125;&#125;&#86;&#61;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#114;&#125;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#86;&#125;&#123;&#100;&#92;&#116;&#104;&#101;&#116;&#97;&#125;&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"195\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-d69ae4846dd00ee07fd43ce501b8a6f0_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;&#92;&#118;&#101;&#99;&#123;&#69;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#114;&#125;&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"79\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">La loi d&rsquo;Ohm locale donne<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-978fbb33624c0ab86579f5e16847df06_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;&#92;&#118;&#101;&#99;&#123;&#106;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#85;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#114;&#125;&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"78\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">On int\u00e8gre \u00e0 travers la face avant du conducteur, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9806cb6df3b8987f92d656acc414acbc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#104;&#101;&#116;&#97;&#61;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"41\" style=\"vertical-align: 0px;\"\/> et<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cb910b1b181d0fb7d79ca31b725c7e6d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#114;&#44;&#122;&#41;&#92;&#105;&#110;&#091;&#97;&#44;&#98;&#093;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#091;&#48;&#44;&#99;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"148\" style=\"vertical-align: -5px;\"\/><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-6aab439ae0e92acbdff591664f70d460_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;&#73;&#61;&#92;&#105;&#110;&#116;&#95;&#123;&#114;&#61;&#97;&#125;&#94;&#98;&#92;&#105;&#110;&#116;&#95;&#123;&#122;&#61;&#48;&#125;&#94;&#99;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#85;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#32;&#114;&#125;&#100;&#114;&#100;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"173\" style=\"vertical-align: -16px;\"\/><\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-004e70dc8528066025600fb9e1235a78_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;&#73;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#85;&#99;&#125;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"101\" style=\"vertical-align: -12px;\"\/><\/p>\n<p style=\"text-align: justify;\">Donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-49d6348a2d05fc81b834ecfdc90446de_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;&#82;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#73;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#97;&#108;&#112;&#104;&#97;&#125;&#123;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#99;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"131\" style=\"vertical-align: -20px;\"\/><\/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-e-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<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\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\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-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">COURS PARTICULIERS EN LIGNE<\/h3>\t\t\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-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\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\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-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">POUR ACC\u00c9L\u00c9RER MA PROGRESSION<\/h4>\t\t\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-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/groupe-reussite.fr\/cours-en-ligne\/toutes-matieres\/tous-niveaux\/france\/\" target=\"_blank\" id=\"CTA_PRD_CP\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cours particuliers en ligne<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\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-e-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\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\t\t\t<\/div>\n\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\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\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;\"><b>Corrig\u00e9 sur la r\u00e9sistance radiale<\/b><\/h3>\n<p>En coordonn\u00e9es cylindriques, pour <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-a22396f6a0bb2a7e8400d504629411fd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#114;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"22\" style=\"vertical-align: 0px;\"\/>, l&rsquo;\u00e9quation de Laplace s&rsquo;\u00e9crit<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b74e1a05e3da2d858ed57d78b4bce3fa_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;&#92;&#102;&#114;&#97;&#99;&#49;&#123;&#114;&#125;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#92;&#108;&#101;&#102;&#116;&#40;&#114;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#86;&#125;&#123;&#100;&#114;&#125;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#125;&#123;&#100;&#114;&#125;&#61;&#48;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"106\" style=\"vertical-align: -12px;\"\/><\/p>\n<p>Donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9cf3646c2b633cd0db9cbca90c27c34e_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;&#114;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#86;&#125;&#123;&#100;&#114;&#125;&#61;&#65;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"73\" style=\"vertical-align: -12px;\"\/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b9a9b38218f73d0ccf11993e9f6e771a_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;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#86;&#125;&#123;&#100;&#114;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#65;&#125;&#123;&#114;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"37\" width=\"65\" style=\"vertical-align: -12px;\"\/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7cb6df281282a814c02aa94793c7c758_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;&#86;&#61;&#65;&#92;&#108;&#110;&#32;&#114;&#43;&#66;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"116\" style=\"vertical-align: -2px;\"\/><\/p>\n<p>Les conditions aux limites donnent<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dc0023ba2514b7d498108584017fcf39_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#40;&#97;&#41;&#61;&#65;&#92;&#108;&#110;&#32;&#97;&#43;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"140\" style=\"vertical-align: -5px;\"\/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-b7bfbbef310014b8fe59325286c06864_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#86;&#40;&#98;&#41;&#61;&#65;&#92;&#108;&#110;&#32;&#98;&#43;&#66;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"137\" style=\"vertical-align: -5px;\"\/><\/p>\n<p>Donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-56d2dcffc01cb30139957e3442977edc_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;&#65;&#61;&#45;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"82\" style=\"vertical-align: -20px;\"\/><\/p>\n<p>Et <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-8ba6551243fe2500ca1556a84bca6783_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;&#86;&#40;&#114;&#41;&#61;&#45;&#85;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#114;&#125;&#123;&#97;&#125;&#125;&#123;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#43;&#86;&#40;&#92;&#97;&#108;&#112;&#104;&#97;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"46\" width=\"181\" style=\"vertical-align: -20px;\"\/><\/p>\n<p>On en d\u00e9duit<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-cdcabf81225a60a822551dfcd0c5053d_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;&#92;&#118;&#101;&#99;&#123;&#69;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#114;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#114;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"98\" style=\"vertical-align: -20px;\"\/><\/p>\n<p>La loi d&rsquo;Ohm locale donne<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-180f38f7ff60e0672b5f240d2790a6e7_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;&#92;&#118;&#101;&#99;&#123;&#106;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#85;&#125;&#123;&#32;&#114;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#92;&#118;&#101;&#99;&#123;&#117;&#125;&#95;&#114;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"93\" style=\"vertical-align: -20px;\"\/><\/p>\n<p>On int\u00e8gre \u00e0 travers une section cylindrique de rayon <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-c409433a9e2dfcdb83360a974d243f18_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#114;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"8\" style=\"vertical-align: 0px;\"\/> quelconque d\u00e9limit\u00e9e par <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-9a59f12767ea9ad7f85964a6694e339c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#92;&#116;&#104;&#101;&#116;&#97;&#44;&#122;&#41;&#92;&#105;&#110;&#091;&#48;&#44;&#50;&#92;&#112;&#105;&#093;&#92;&#116;&#105;&#109;&#101;&#115;&#32;&#091;&#48;&#44;&#99;&#093;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"161\" style=\"vertical-align: -5px;\"\/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-dfc9b558ce4f757de67fac6066768a88_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;&#73;&#61;&#92;&#105;&#110;&#116;&#95;&#123;&#92;&#116;&#104;&#101;&#116;&#97;&#61;&#48;&#125;&#94;&#123;&#50;&#92;&#112;&#105;&#125;&#92;&#105;&#110;&#116;&#95;&#123;&#122;&#61;&#48;&#125;&#94;&#99;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#85;&#125;&#123;&#32;&#114;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#114;&#100;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#100;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"48\" width=\"198\" style=\"vertical-align: -20px;\"\/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-fab22ca3c3655b9ef1b88e22db7bb9d4_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;&#73;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#92;&#112;&#105;&#32;&#99;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#85;&#125;&#123;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"87\" style=\"vertical-align: -20px;\"\/><\/p>\n<p>Donc <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/groupe-reussite.fr\/ressources\/wp-content\/ql-cache\/quicklatex.com-7bfb34725c4294c1b1e08b4cc1978549_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;&#82;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#85;&#125;&#123;&#73;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#92;&#108;&#110;&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#97;&#125;&#125;&#123;&#50;&#92;&#112;&#105;&#32;&#92;&#103;&#97;&#109;&#109;&#97;&#32;&#99;&#125;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"119\" style=\"vertical-align: -16px;\"\/><\/p>\n<p style=\"text-align: justify;\">Retrouvez d&rsquo;autres exercices gratuits en maths sp\u00e9 :<\/p>\n<ul>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-thermochimie-maths-spe\/\">Exercices sur la thermochimie en pr\u00e9pa MP, PC, MPI, PSI et PT<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-referentiels-non-galileens-maths-spe\/\">Exercices type concours sur les r\u00e9f\u00e9rentiels non galil\u00e9ens en pr\u00e9pa<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-electrostatique-maths-spe\/\">Exercices corrig\u00e9s \u00e9lectrostatique CPGE<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-magnetostatique-induction-maths-spe\/\">Exercices induction et magn\u00e9tostatique corrig\u00e9s<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-exercices-corriges-ondes-electromagnetiques-vide-maths-spe\/\">Exercices corrig\u00e9s sur les \u00e9quations de Maxwell en pr\u00e9pa<\/a><\/li>\n<li><a href=\"https:\/\/groupe-reussite.fr\/ressources\/cours-en-ligne-conducteurs-ohmiques-maths-spe\/\">R\u00e9sum\u00e9 de cours conducteurs ohmiques CPGE<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Exercices et corrig\u00e9s sur les conducteurs ohmiques en maths sp\u00e9 R\u00e9sum\u00e9 de cours Exercices corrig\u00e9s Ces exercices corrig\u00e9s pour la maths sp\u00e9 en physique chimie sur conduteurs ohmiques pourront vous aider \u00e0 mieux comprendre les notions sur propri\u00e9t\u00e9s des conducteurs ohmiques ou encore l&rsquo;effet de peau. En plus de ces exercices et corrig\u00e9s que vous [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ocean_post_layout":"full-screen","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"ressource","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"on","ocean_disable_heading":"on","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"on","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","footnotes":""},"class_list":["post-196490","page","type-page","status-publish","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - 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