{"id":22808,"date":"2026-03-04T20:21:16","date_gmt":"2026-03-05T01:21:16","guid":{"rendered":"https:\/\/www.dhct.academy\/?post_type=lp_course&#038;p=22808"},"modified":"2026-03-31T14:53:47","modified_gmt":"2026-03-31T18:53:47","slug":"cours-de-physique-ns4","status":"publish","type":"lp_course","link":"https:\/\/www.dhct.academy\/fr\/courses\/cours-de-physique-ns4\/","title":{"rendered":"Cours de Physique NS4"},"content":{"rendered":"<h1 style=\"text-align: justify;\"><b>\ud83d\udcd8<\/b><b> Plan de Cours \u2013 Physique NS4<\/b><\/h1>\n<p style=\"text-align: justify;\"><b>\ud83d\udc68<\/b><b>\u200d<\/b><b>\ud83c\udfeb<\/b><b> Professeur Ilfrene Wedly<\/b><\/p>\n<p style=\"text-align: justify;\"><b>\ud83c\udfaf<\/b><b> Objectif du cours<\/b><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Le cours de <\/span><b>Physique NS4<\/b><span style=\"font-weight: 400;\"> a pour objectif de :<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Comprendre les principes fondamentaux de la physique moderne<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ma\u00eetriser les lois et relations math\u00e9matiques essentielles<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00e9velopper les comp\u00e9tences d\u2019analyse et de r\u00e9solution de probl\u00e8mes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Relier les concepts th\u00e9oriques aux applications pratiques<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pr\u00e9parer efficacement les \u00e9l\u00e8ves aux examens officiels (type Baccalaur\u00e9at)<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c0 la fin du cours, l\u2019\u00e9l\u00e8ve sera capable d\u2019appliquer les lois physiques pour analyser des situations r\u00e9elles et r\u00e9soudre des exercices complexes.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\ud83d\udcdd<\/b><b> R\u00e9sum\u00e9 du cours<\/b><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Le programme de <\/span><b>Physique NS4<\/b><span style=\"font-weight: 400;\"> est structur\u00e9 autour de <\/span><b>4 branches principales<\/b><span style=\"font-weight: 400;\"> :<\/span><\/p>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Condensateur<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Courant Alternatif<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Magn\u00e9tisme<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00e9canique<\/span><\/li>\n<\/ol>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Le cours combine :<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Explications th\u00e9oriques<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00e9monstrations math\u00e9matiques<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Exercices d\u2019application<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Probl\u00e8mes types Baccalaur\u00e9at<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Interpr\u00e9tation graphique et physique<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">L\u2019accent est mis sur la compr\u00e9hension des ph\u00e9nom\u00e8nes physiques et la rigueur dans les calculs.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\ud83d\udcc2<\/b><b> Contenu du cours<\/b><\/p>\n<p style=\"text-align: justify;\"><b>1<\/b><b>\ufe0f\u20e3<\/b><b> Condensateur<\/b><\/p>\n<ol style=\"text-align: justify;\">\n<li><b> Pr\u00e9sentation du cours de physique et introduction au condensateur<\/b><\/li>\n<li><b> G\u00e9n\u00e9ralit\u00e9s sur le condensateur<\/b><\/li>\n<li><b> Capacit\u00e9 d\u2019un condensateur<\/b><\/li>\n<li><b> Charge d\u2019un condensateur<\/b><\/li>\n<li><b> Condensateur plan et cylindrique<\/b><\/li>\n<li><b> Condensateur sph\u00e9rique<\/b><\/li>\n<li><b> Exercice<\/b><\/li>\n<li><b> Exercice<\/b><\/li>\n<li><b> Exercice<\/b><\/li>\n<li><b> \u00c9nergie emmagasin\u00e9e par un condensateur charg\u00e9<\/b><\/li>\n<li><b> Groupement des condensateurs en s\u00e9rie<\/b><\/li>\n<li><b> Cas particulier du groupement en s\u00e9rie<\/b><\/li>\n<li><b> Association de condensateurs en parall\u00e8le<\/b><\/li>\n<li><b> Association mixte<\/b><\/li>\n<li><b> Quelques remarques importantes<\/b><\/li>\n<li><b> Exercice Baccalaur\u00e9at<\/b><\/li>\n<li><b> Exercice Bacc<\/b><\/li>\n<li><b> Exercice Bacc<\/b><\/li>\n<li><b> Exercice (suite)<\/b><\/li>\n<\/ol>\n<p style=\"text-align: justify;\"><b>2<\/b><b>\ufe0f\u20e3<\/b><b> Courant Alternatif (Alternatif)<\/b><\/p>\n<p style=\"text-align: justify;\"><b>Contenus abord\u00e9s :<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u00e9finition du courant alternatif<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tension et courant sinuso\u00efdaux<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">P\u00e9riode et fr\u00e9quence<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Valeur efficace<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Imp\u00e9dance<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Circuit RLC<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9sonance \u00e9lectrique<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>Comp\u00e9tences d\u00e9velopp\u00e9es :<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lecture et interpr\u00e9tation de signaux sinuso\u00efdaux<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Calcul des grandeurs \u00e9lectriques<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Analyse des circuits alternatifs<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>3<\/b><b>\ufe0f\u20e3<\/b><b> Magn\u00e9tisme<\/b><\/p>\n<p style=\"text-align: justify;\"><b>Contenus abord\u00e9s :<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Champ magn\u00e9tique<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Force de Laplace<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Force de Lorentz<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Champ cr\u00e9\u00e9 par un courant<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Induction magn\u00e9tique<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Applications \u00e9lectromagn\u00e9tiques<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>Comp\u00e9tences d\u00e9velopp\u00e9es :<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Calcul de forces magn\u00e9tiques<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Repr\u00e9sentation des lignes de champ<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9solution de probl\u00e8mes \u00e9lectromagn\u00e9tiques<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>4<\/b><b>\ufe0f\u20e3<\/b><b> M\u00e9canique<\/b><\/p>\n<p style=\"text-align: justify;\"><b>Contenus abord\u00e9s :<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mouvement rectiligne uniforme et acc\u00e9l\u00e9r\u00e9<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Lois de Newton<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Travail et \u00e9nergie<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Quantit\u00e9 de mouvement<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Chocs<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mouvement circulaire<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>Comp\u00e9tences d\u00e9velopp\u00e9es :<\/b><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Analyse des mouvements<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Application des lois fondamentales<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9solution de probl\u00e8mes dynamiques<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>\ud83d\udccc<\/b><b> Pr\u00e9requis du cours<\/b><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Pour suivre efficacement ce programme, l\u2019\u00e9l\u00e8ve doit :<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ma\u00eetriser les bases math\u00e9matiques (\u00e9quations, trigonom\u00e9trie, vecteurs)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Comprendre les notions fondamentales d\u2019\u00e9lectricit\u00e9<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Avoir acquis les bases de la m\u00e9canique des classes pr\u00e9c\u00e9dentes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Savoir manipuler les formules et unit\u00e9s physiques<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><b>\u26a0\ufe0f<\/b><b> Note de sensibilisation<\/b><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">La physique exige :<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\ud83d\udcda<\/span><span style=\"font-weight: 400;\"> Une compr\u00e9hension des concepts avant l\u2019application des formules<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u270d\ufe0f<\/span><span style=\"font-weight: 400;\"> Une pratique r\u00e9guli\u00e8re des exercices<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\ud83d\udd0e<\/span><span style=\"font-weight: 400;\"> Une attention particuli\u00e8re aux unit\u00e9s et aux signes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\ud83e\udde0<\/span><span style=\"font-weight: 400;\"> Une rigueur dans le raisonnement<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Il est recommand\u00e9 :<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">De revoir chaque le\u00e7on apr\u00e8s le cours<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">De refaire les d\u00e9monstrations<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">De pratiquer les exercices types Baccalaur\u00e9at<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">De ne pas m\u00e9moriser sans comprendre<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">La r\u00e9ussite en Physique NS4 repose sur la discipline, la m\u00e9thode et l\u2019entra\u00eenement constant.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>\ud83d\udcd8 Plan de Cours \u2013 Physique NS4 \ud83d\udc68\u200d\ud83c\udfeb Professeur Ilfrene Wedly \ud83c\udfaf Objectif du cours Le cours de Physique 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