"<h4><img class=\"wp-image-2785 aligncenter\" src=\"http:\/\/genieelectromecanique.com\/wp-content\/uploads\/2020\/02\/Exercices-d\u2019application-re\u0301solus-CIRCUITS-MONOPHASE\u0301S-760x398.jpg\" alt=\"\" width=\"623\" height=\"326\" \/><\/h4>\r\n<h4><u>Exercice 1 : Charge monophas\u00e9e<\/u><\/h4>\r\nOn consid\u00e8re la\u00a0<i>charge monophas\u00e9e<\/i>\u00a0repr\u00e9sent\u00e9e sur la figure 1.18, plac\u00e9e sous une\r\n<i>tension sinuso\u00efdale<\/i>\u00a0de valeur efficace V = 230 V et de fr\u00e9quence 50 Hz.\r\n<div class=\"separator\"><a href=\"https:\/\/1.bp.blogspot.com\/-VGoJxIqfQ6I\/VGEu2F9kQyI\/AAAAAAAAAbc\/r00w8qprleg\/s1600\/EXERCICE%2BCIRCUITS%2BMONOPHAS%C3%89S.jpg\"><img title=\"EXERCICE CIRCUITS MONOPHAS\u00c9S\" src=\"https:\/\/1.bp.blogspot.com\/-VGoJxIqfQ6I\/VGEu2F9kQyI\/AAAAAAAAAbc\/r00w8qprleg\/s1600\/EXERCICE%2BCIRCUITS%2BMONOPHAS%C3%89S.jpg\" alt=\"EXERCICE CIRCUITS MONOPHAS\u00c9S\" width=\"320\" height=\"129\" border=\"0\" \/><\/a><\/div>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Calculer la\u00a0<i>valeur efficace<\/i>\u00a0du courant circulant dans la r\u00e9sistance R1 .<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Calculer la<i>\u00a0valeur efficace<\/i>\u00a0du courant circulant dans la r\u00e9sistanceR2 .<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Calculer la\u00a0<i>valeur efficace<\/i>\u00a0du courant absorb\u00e9 par l\u2019ensemble de ce circuit.<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Calculer la valeur des\u00a0<i>puissances active P<\/i>,\u00a0<i>r\u00e9active Q et apparente S relatives<\/i>\u00a0\u00e0 ce\r\ncircuit.<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>En d\u00e9duire la valeur du\u00a0<i>facteur de puissance<\/i>\u00a0de cette charge.<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n\r\n \r\n<h4><u>Exercice 2 Repr\u00e9sentation vectorielle des courants et tensions<\/u><\/h4>\r\nOn consid\u00e8re le circuit repr\u00e9sent\u00e9 sur la figure 1.19 o\u00f9 est la repr\u00e9sentation\r\ncomplexe d\u2019une tension sinuso\u00efdale de valeur efficace V = 100 V et de fr\u00e9quence\r\n50 Hz. Les composants de ce circuit sont directement caract\u00e9ris\u00e9s par la valeur de\r\nleur imp\u00e9dance complexe.\r\n<div class=\"separator\"><a href=\"https:\/\/3.bp.blogspot.com\/-pBUibbGa9Dc\/VGEvt6CSmVI\/AAAAAAAAAbk\/P751Cxuj6EY\/s1600\/Exercice%2BRepr%C3%A9sentation%2Bvectorielle%2Bdes%2Bcourants%2Bet%2Btensions.jpg\"><img title=\"Exercice Repr\u00e9sentation vectorielle des courants et tensions\" src=\"https:\/\/3.bp.blogspot.com\/-pBUibbGa9Dc\/VGEvt6CSmVI\/AAAAAAAAAbk\/P751Cxuj6EY\/s1600\/Exercice%2BRepr%C3%A9sentation%2Bvectorielle%2Bdes%2Bcourants%2Bet%2Btensions.jpg\" alt=\"Exercice Repr\u00e9sentation vectorielle des courants et tensions\" width=\"320\" height=\"128\" border=\"0\" \/><\/a><\/div>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Calculer la valeur efficace I du courant .<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Calculer la phase du courant I si on consid\u00e8re la tension V \u00e0 l\u2019origine des\r\nphases. \u00c9crire alors l\u2019expression temporelle de la tension v et du courant i.<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>\u00c9crire la loi de maille qui r\u00e9git ce circuit.<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n<ol type=\"1\">\r\n \t<li style=\"list-style-type: none;\">\r\n<ol type=\"1\">\r\n \t<li>Repr\u00e9senter tous les complexes formant cette loi de maille sur un diagramme\r\nvectoriel dans le plan complexe (diagramme de Fresnel).<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n \r\n\r\n \r\n<h3 style=\"text-align: center;\"><b><a href=\"http:\/\/genieelectromecanique.com\/exercices-dapplication-resolus-circuits-monophases\/2\/\" target=\"_blank\" rel=\"noopener noreferrer\">CORRECTION\u00a0Exercice 1<\/a><\/b><\/h3>\r\n<h3 style=\"text-align: center;\"><b><\/b><a href=\"http:\/\/genieelectromecanique.com\/exercices-dapplication-resolus-circuits-monophases\/3\/\" target=\"_blank\" rel=\"noopener noreferrer\"><b>CORRECTION\u00a0Exercice 2<\/b><\/a><\/h3>\r\n<!--nextpage-->\r\n<h3 style=\"text-align: center;\"><span style=\"color: #ff0000;\"><b>CORRECTION\u00a0Exercice 1<\/b><\/span><\/h3>\r\n<img class=\"size-medium wp-image-2786 aligncenter\" src=\"http:\/\/genieelectromecanique.com\/wp-content\/uploads\/2020\/02\/Exercices-d\u2019application-re\u0301solus-CIRCUITS-MONOPHASE\u0301S-1-760x654.jpg\" alt=\"\" width=\"760\" height=\"654\" \/>\r\n\r\n \r\n\r\n<!--nextpage-->\r\n<h3 style=\"text-align: center;\"><span style=\"color: #ff0000;\"><b>CORRECTION Exercice 2<\/b><\/span><\/h3>\r\n<img class=\"size-medium wp-image-2787 aligncenter\" src=\"http:\/\/genieelectromecanique.com\/wp-content\/uploads\/2020\/02\/correction-Exercice-Repre\u0301sentation-vectorielle-des-courants-et-tensions-760x596.jpg\" alt=\"\" width=\"760\" height=\"596\" \/>"