{"id":4268,"date":"2018-12-22T02:49:58","date_gmt":"2018-12-22T02:49:58","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=4268"},"modified":"2024-08-22T13:38:12","modified_gmt":"2024-08-22T13:38:12","slug":"eletromagnetismo-07-forca-eletromotriz-induzida-transformadores","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/formulario\/eletromagnetismo-07-forca-eletromotriz-induzida-transformadores\/","title":{"rendered":"Eletromagnetismo 07 &#8211; For\u00e7a Eletromotriz Induzida \u2013 Transformadores"},"content":{"rendered":"<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>Formul\u00e1rio completo de F\u00edsica com informa\u00e7\u00f5es \u00fateis <\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>(Dicas para vestibulares)<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Viner Hand ITC, serif;\"><span style=\"font-size: x-large;\"><b>Eletromagnetismo 07<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><a name=\"_GoBack\"><\/a> <span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>For\u00e7a Eletromotriz Induzida \u2013 Transformadores<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>For\u00e7a eletromotriz induzida \u2013 Lei de Faraday <\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m4379520e.png\" width=\"779\" height=\"350\" align=\"BOTTOM\" border=\"0\" \/><span style=\"font-family: Times New Roman, serif;\"><span style=\"font-size: medium;\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>For\u00e7a eletromotriz induzida pelo movimento<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>Intensidade da for\u00e7a eletromotriz <\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: large;\"><b>\u0510<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b> gerada por um condutor m\u00f3vel se deslocando no interior de um campo magn\u00e9tico uniforme, formando uma espira.<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m66847e80.png\" width=\"783\" height=\"309\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>Sentido da corrente el\u00e9trica induzida gerada por um condutor m\u00f3vel se deslocando no interior de um campo magn\u00e9tico uniforme, formando uma espira.<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m211d98b7.png\" width=\"782\" height=\"521\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_721b9256.png\" width=\"782\" height=\"410\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><span style=\"font-family: Times New Roman, serif;\"><span style=\"font-size: medium;\"><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>Transformadores<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"font-family: Times New Roman, serif;\"><span style=\"font-size: medium;\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>Tipos de transformadores e equa\u00e7\u00f5es<\/b><\/span><\/span><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m52416c6e.png\" width=\"760\" height=\"474\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\">Informa\u00e7\u00f5es \u00fateis <\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\">(dicas para vestibulares)<\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m740d0bd0.png\" width=\"42\" height=\"21\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>Usinas de energia el\u00e9trica<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\">\u00a0<span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>As\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>usinas geradoras de energia el\u00e9trica\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>produzem\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>corrente el\u00e9trica alternada<\/b><\/span><\/span><\/span><span style=\"color: #111111;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>que permite,<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_572b17ee.png\" width=\"778\" height=\"208\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><b>atrav\u00e9s de<\/b><\/span><\/span> <span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\">um\u00a0<\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\">transformador,<\/span><\/span><span style=\"font-family: Arial Black, serif;\">\u00a0<\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\">elevar a tens\u00e3o<\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\">\u00a0<\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><b>e, assim<\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\">,\u00a0<\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\">diminuir a intensidade da corrente el\u00e9trica <\/span><\/span><span style=\"font-family: Arial Black, serif;\">\u00a0<\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\">diminuindo as perdas de energia por efeito Joule nas longas linhas de transmiss\u00e3o que<\/span><\/span> <span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\">ocorreriam se as correntes fossem muito elevadas.<\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: large;\"><b>Gr\u00e1ficos da for\u00e7a eletromotriz induzida e da corrente el\u00e9trica induzida<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Observe as\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>sequ\u00eancias abaixo onde uma espira de qualquer formato ou uma bobina (solenoide) inicia seu giro no sentido hor\u00e1rio com velocidade angular W <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>no <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>interior de um campo magn\u00e9tico uniforme<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>:<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m25f7e1d3.png\" width=\"778\" height=\"485\" align=\"BOTTOM\" border=\"0\" \/><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>corrente i inicia seu ciclo<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> de <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>per\u00edodo T quando t = 0<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>aumenta<\/b><\/span><\/span><\/span><span style=\"color: #111111;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>at\u00e9 atingir um <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>valor m\u00e1ximo<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>em t = T\/4; diminui at\u00e9 se anular em t = T\/2:<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>inverte seu sentido\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>e <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>aumenta at\u00e9 atingir um valor m\u00e1ximo em m\u00f3dulo (m\u00ednimo) em t = 3T\/4\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #c00000;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>e em seguida\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial Black, serif;\"><span style=\"font-size: medium;\"><b>diminui at\u00e9 T ao chegar novamente a zero, quando reinicia um novo ciclo.<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_70616798.png\" width=\"774\" height=\"222\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m278ca1e7.png\" width=\"778\" height=\"227\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2018\/formulario\/eletromag07\/0742085001545446911_eletromag07_html_m645fc7cf.png\" width=\"775\" height=\"385\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Formul\u00e1rio completo de F\u00edsica com informa\u00e7\u00f5es \u00fateis (Dicas para vestibulares) Eletromagnetismo 07 For\u00e7a Eletromotriz Induzida \u2013 Transformadores For\u00e7a eletromotriz induzida \u2013 Lei de Faraday For\u00e7a eletromotriz induzida pelo movimento Intensidade da for\u00e7a eletromotriz \u0510 gerada por um condutor m\u00f3vel se deslocando no interior de um campo magn\u00e9tico uniforme, formando uma espira. Sentido da corrente el\u00e9trica induzida gerada por um condutor<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3987,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-4268","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/4268","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/comments?post=4268"}],"version-history":[{"count":1,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/4268\/revisions"}],"predecessor-version":[{"id":4269,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/4268\/revisions\/4269"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/3987"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=4268"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}