{"id":605,"date":"2015-04-12T13:39:47","date_gmt":"2015-04-12T13:39:47","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=605"},"modified":"2024-09-02T16:49:48","modified_gmt":"2024-09-02T16:49:48","slug":"exercicios-da-ifsc-2015","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2015\/exercicios-da-ifsc-2015\/","title":{"rendered":"Exerc\u00edcios da IFSC 2015"},"content":{"rendered":"<p align=\"CENTER\"><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_6d25b6e4.png\" alt=\"\" width=\"259\" height=\"103\" name=\"Imagem 1\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>O\u00a0Instituto Federal de Educa\u00e7\u00e3o, Ci\u00eancia e Tecnologia de Santa Catarina(IFSC), \u00e9 uma institui\u00e7\u00e3o de ensino p\u00fablico em\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Santa_Catarina\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>Santa Catarina<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>, vinculado ao<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Minist%C3%A9rio_da_Educa%C3%A7%C3%A3o_(Brasil)\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>Minist\u00e9rio da Educa\u00e7\u00e3o<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>\u00a0e criado mediante transforma\u00e7\u00e3o do Centro Federal de Educa\u00e7\u00e3o Tecnol\u00f3gica de Santa Catarina (CEFET-SC). Sua reitoria est\u00e1 instalada em<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Florian%C3%B3polis\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>Florian\u00f3polis<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>.<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>O\u00a0IFSC\u00a0possui 19\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Campus\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>campi<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>\u00a0e tr\u00eas polos presenciais<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Instituto_Federal_de_Santa_Catarina#cite_note-3\"><span style=\"color: #0000cc;\"><sup><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>3<\/b><\/span><\/span><\/sup><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>\u00a0. Ofecere cursos em diferentes n\u00edveis e modalidades, como: qualifica\u00e7\u00e3o ou forma\u00e7\u00e3o inicial e continuada,\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Educa%C3%A7%C3%A3o_de_jovens_e_adultos\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>educa\u00e7\u00e3o de jovens e adultos<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>,\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Ensino_m%C3%A9dio\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>ensino m\u00e9dio<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>\u00a0integrado ao\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Ensino_t%C3%A9cnico\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>t\u00e9cnico<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>, t\u00e9cnico concomitante ao ensino m\u00e9dio, t\u00e9cnico p\u00f3s-ensino m\u00e9dio (Subsequentes),\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Bacharelado\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>bacharelado<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>,\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Licenciatura\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>licenciatura<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>,<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Tecn%C3%B3logo\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>superior de tecnologia<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>,\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/P%C3%B3s-gradua%C3%A7%C3%A3o\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>p\u00f3s-gradua\u00e7\u00e3o<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Lato_sensu\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><i><b>lato sensu<\/b><\/i><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>\u00a0e\u00a0<\/b><\/span><\/span><\/span><a href=\"http:\/\/pt.wikipedia.org\/wiki\/Mestrado\"><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>mestrado<\/b><\/span><\/span><\/span><\/a><span style=\"color: #0000cc;\"><span style=\"font-family: 'Viner Hand ITC', serif;\"><span style=\"font-size: large;\"><b>.<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_92a5bb36.png\" alt=\"\" width=\"669\" height=\"342\" name=\"Imagem 3\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><img decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_b28ca67e.png\" alt=\"\" width=\"613\" height=\"295\" name=\"Imagem 4\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_b4b88696.png\" alt=\"\" width=\"352\" height=\"326\" name=\"Imagem 5\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: 'Arial Black', serif;\"><span style=\"font-size: large;\"><b>01-(IFSC-SC-015)<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_cd7050ab.png\" alt=\"\" width=\"733\" height=\"150\" name=\"Imagem 10\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>feixe de luz<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> incide em uma <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>l\u00e2mina met\u00e1lica<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> provocando a emiss\u00e3o de alguns el\u00e9trons. A respeito desse fen\u00f4meno, denominado de efeito fotoel\u00e9trico, <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>leia e analise<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> as <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>proposi\u00e7\u00f5es e assinale no<\/b><\/span><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_82532f4a.jpg\" alt=\"\" width=\"121\" height=\"121\" name=\"Imagem 13\" align=\"BOTTOM\" border=\"0\" \/><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_4413a1e8.jpg\" alt=\"\" width=\"172\" height=\"123\" name=\"Imagem 16\" align=\"BOTTOM\" border=\"0\" \/><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_2915176d.jpg\" alt=\"\" width=\"182\" height=\"120\" name=\"Imagem 19\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>cart\u00e3o-resposta a soma da(s) <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>CORRETA<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>S<\/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><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>01.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>efeito fotoel\u00e9trico<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> s\u00f3 ocorre a partir de uma <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>frequ\u00eancia de corte, denominada fun\u00e7\u00e3o trabalho.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>02.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Qualquer que seja a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>frequ\u00eancia<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> e comprimento de onda da luz incidente \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>poss\u00edvel que sejam arrancados el\u00e9trons do metal.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>04.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Quaisquer que sejam a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>frequ\u00eancia, comprimento de onda e a intensidade da luz,<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> os <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>el\u00e9trons s\u00e3o emitidos com a mesma energia cin\u00e9tica.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>08.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Quanto <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>maior a frequ\u00eancia da luz<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> de uma determinada intensidade <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>incidindo sobre o metal, mais el\u00e9trons abandonam o metal.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>16.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Quanto <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>maior a frequ\u00eancia<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> da luz de uma determinada intensidade incidindo sobre o metal,<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>maiores s\u00e3o as energias<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> com que os el\u00e9trons abandonam o metal.<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Efeito fotoel\u00e9trico<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>\u00a0&#8211; Heinrich Rudolf Hertz, em 1887, <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>detectou e gerou<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> em laborat\u00f3rio, em uma s\u00e9rie de<\/b><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_4cd01ade.jpg\" alt=\"\" width=\"284\" height=\"120\" name=\"Imagem 8\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>experi\u00eancias que,\u00a0<\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>quando a luz<\/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: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>(onda eletromagn\u00e9tica, radia\u00e7\u00e3o eletromagn\u00e9tica) de freq\u00fc\u00eancia suficientemente alta incide sobre a superf\u00edcie de um metal, ela pode retirar el\u00e9trons do mesmo<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. Esse fen\u00f4meno ficou conhecido como<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>\u00a0efeito fotoel\u00e9trico.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: 'Arial Black', serif;\"><span style=\"font-size: large;\"><b>02-(IFSC-SC-015)<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_feaaf25b.png\" alt=\"\" width=\"716\" height=\"147\" name=\"graphics1\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>engenheiro<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> foi convidado por um empres\u00e1rio, dono de um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>parque de divers\u00f5es<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, a construir um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>brinquedo<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, no qual um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>motociclista possa pilotar sua motocicleta em um grande cilindro oco e<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>transparente<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. O cilindro ser\u00e1 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>colocado na posi\u00e7\u00e3o vertical a uma altura de 5,0 metros em rela\u00e7\u00e3o ao<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>solo <\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>e o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>motociclista dar\u00e1 voltas horizontais<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, naturalmente com toda seguran\u00e7a. A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>figura abaixo<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> mostra o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>cilindro e o motociclista com sua motocicleta.<\/b><\/span><\/span><\/span><b><\/b><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_54bd7bb0.png\" alt=\"\" width=\"418\" height=\"290\" name=\"Imagem 22\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Considere a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>acelera\u00e7\u00e3o da gravidade constante e igual g, \u03bc o coeficiente de atrito entre o pneu e a<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>superf\u00edcie do cilindro<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, e o sistema <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>motociclista e motocicleta como um ponto material.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Levando em considera\u00e7\u00e3o as <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>informa\u00e7\u00f5es apresentadas<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> no enunciado desta quest\u00e3o, <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>leia e analise<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> as <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>proposi\u00e7\u00f5es e assinale no cart\u00e3o-resposta a soma da(s)<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>CORRETA<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>S<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>)<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>01<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. <\/b><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Nesse brinquedo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a normal e a for\u00e7a peso constituem um par a\u00e7\u00e3o e rea\u00e7\u00e3o.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>02.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Nesse brinquedo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a de atrito e a for\u00e7a peso n\u00e3o constituem um par a\u00e7\u00e3o e rea\u00e7\u00e3o<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, por\u00e9m \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>essa for\u00e7a que equilibra a for\u00e7a peso evitando que o motociclista caia.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>04.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Nesse brinquedo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a de atrito e a for\u00e7a peso constituem um par a\u00e7\u00e3o e<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>rea\u00e7\u00e3o<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, por\u00e9m \u00e9 essa <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a que equilibra a for\u00e7a peso evitando que o motociclista caia.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>08<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> Nesse brinquedo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a normal \u00e9 radial, e \u00e9 a for\u00e7a que a motocicleta exerce sobre a parede do cilindro.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>16.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Nesse brinquedo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a normal \u00e9 radial<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, e \u00e9 a for\u00e7a que a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>parede do cilindro exerce sobre a motocicleta.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>32.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>velocidade da motocicleta<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> depende do valor do <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>raio do cilindro, da acelera\u00e7\u00e3o da gravidade, e do coeficiente de atrito e \u00e9 calculada pela expressa por V=\u221a\u1ee5Rg.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: 'Arial Black', serif;\"><span style=\"font-size: large;\"><b>03-(IFSC-SC-015)<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_49e3c688.png\" alt=\"\" width=\"756\" height=\"146\" name=\"graphics2\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>ciclista<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> est\u00e1 pedalando sua <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>bicicleta<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> em um trecho <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>retil\u00edneo de uma ciclovia<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, em uma famosa avenida de Florian\u00f3polis. No <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>instante t=0<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>velocidade do ciclista \u00e9 18km\/h no sentido positivo da<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>trajet\u00f3ria, isto \u00e9, eixo 0x, e sua posi\u00e7\u00e3o \u00e9 20m em rela\u00e7\u00e3o a uma parada de \u00f4nibus<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>acelera\u00e7\u00e3o do ciclista \u00e9 ax=4,0m\/s<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sup><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>2<\/b><\/span><\/span><\/sup><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. Considerando o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>conjunto ciclista e bicicleta como um ponto material<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> e com <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>massa de 70kg, assinale no cart\u00e3o-resposta a soma da(s) proposi\u00e7\u00e3o(\u00f5es) <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>CORRETA<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>S<\/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><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>01.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O movimento da bicicleta \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>retil\u00edneo e uniforme.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>02.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>express\u00e3o matem\u00e1tica<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> que define a posi\u00e7\u00e3o da bicicleta \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><i><b>x <\/b><\/i><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>= 20+5<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><i><b>t <\/b><\/i><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>+ 4<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><i><b>t<\/b><\/i><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sup><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><i><b>2<\/b><\/i><\/span><\/span><\/sup><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>04.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a resultante<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> a qual o conjunto est\u00e1 sujeito \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>280N.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>08.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>trabalho total<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> realizado sobre o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>conjunto,<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> no intervalo de tempo de <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>0 a 2s, foi de 3600J.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>16.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>quantidade de movimento<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> do conjunto no <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>instante 2s foi de 910kg.m\/s.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>32.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>impulso<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> sofrido pelo conjunto no <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>intervalo de tempo de 0 a 2s foi de 910Ns<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: 'Arial Black', serif;\"><span style=\"font-size: large;\"><b>04-(IFSC-SC-015)<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_8be1a248.png\" alt=\"\" width=\"711\" height=\"145\" name=\"graphics3\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Com base nas <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>leis da eletricidade e do eletromagnetismo<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>analise as proposi\u00e7\u00f5es<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> e marque no cart\u00e3o resposta a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>soma da(s) <\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>CORRETA<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>S<\/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><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>01.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>princ\u00edpio da conserva\u00e7\u00e3o da carga el\u00e9trica<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, em que a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>soma alg\u00e9brica de todas as cargas el\u00e9tricas existentes em sistema isolado, permanece sempre constante.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>02. <\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Segundo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Lei de Coulomb<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>m\u00f3dulo da for\u00e7a<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> entre <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>duas cargas el\u00e9tricas puntiformes<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>diretamente proporcional ao quadrado da dist\u00e2ncia entre elas.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>04.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Conforme a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Lei de Coulomb<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>m\u00f3dulo da for\u00e7a entre duas cargas el\u00e9tricas puntiformes<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> \u00e9 <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>inversamente<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> proporcional ao produto das mesmas.<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>08.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>De acordo com a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Lei de Faraday<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>for\u00e7a eletromotriz induzida em uma espira fechada<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> \u00e9 dada pela <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>varia\u00e7\u00e3o do fluxo magn\u00e9tico dividido pela varia\u00e7\u00e3o do tempo com o sinal trocado.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>16.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Segundo a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Lei de Lenz<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, o <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>sentido <\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>de qualquer efeito de <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>indu\u00e7\u00e3o magn\u00e9tica \u00e9 tal que se op\u00f5e \u00e0 causa que produz esse efeito.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: 'Arial Black', serif;\"><span style=\"font-size: large;\"><b>05-(IFSC-SC-015)<\/b><\/span><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_bb8f8663.png\" alt=\"\" width=\"699\" height=\"155\" name=\"graphics4\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Observe a <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>figura abaixo<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, na qual, <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>tr\u00eas espelhos planos<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> est\u00e3o dispostos. Um <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>raio luminoso<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> incide<\/b><\/span><\/span><\/p>\n<p align=\"CENTER\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/fisicaevestibular.com.br\/novo\/wp-content\/uploads\/universidades-2015\/ifsc\/i_e8c34a2005bbcade_html_af3b3f1d.png\" alt=\"\" width=\"259\" height=\"231\" name=\"Imagem 20\" align=\"BOTTOM\" border=\"0\" \/><\/p>\n<p><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>sobre um dos espelhos <\/b><\/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;\"><sub><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>1<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>), formando um \u00e2ngulo de 15\u00b0 com a sua superf\u00edcie<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. Esse raio, depois de <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>sucessivas reflex\u00f5es emerge do espelho E<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><sub><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>3<\/b><\/span><\/span><\/sub><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> com um \u00e2ngulo de 35\u00b0 com a sua superf\u00edcie<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>. Fazendo uso de seus <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>conhecimentos sobre as leis da reflex\u00e3o<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>analise e assinale no cart\u00e3o respostaa soma da(s) proposi\u00e7\u00e3o(\u00f5es)<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>CORRETA<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>(<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>S<\/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><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>01.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O \u00e2ngulo<\/b><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: large;\"><b>\u03b1<\/b><\/span><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> vale 110\u00b0.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>02.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>A <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>reflex\u00e3o da luz pode ser difusa ou especular<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>, mas as <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>leis da reflex\u00e3o s\u00f3 valem para a reflex\u00e3o especular.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>04.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>Uma das leis da reflex\u00e3o<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> coloca que o raio de <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>luz incidente, a reta normal e o raio de luz refletido<\/b><\/span><\/span><\/span><b> <\/b><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>s\u00e3o conc\u00eantricos, ou seja, pertencem ao mesmo plano.<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>08.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>No fen\u00f4meno de <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>reflex\u00e3o, o \u00e2ngulo de incid\u00eancia<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> (entre o raio incidente e a reta normal) <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>\u00e9 sempre igual ao \u00e2ngulo de reflex\u00e3o (entre a reta normal e o raio refletido).<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>16.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>O <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>espelho<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> \u00e9 qualquer superf\u00edcie <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>plana onde ocorre a reflex\u00e3o especular<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>.<\/b><\/span><\/span><\/p>\n<p><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>32.<\/b><\/span><\/span><\/span><b> <\/b><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>As <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>leis da reflex\u00e3o<\/b><\/span><\/span><\/span><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b> tamb\u00e9m se aplicam \u00e0 reflex\u00e3o de <\/b><\/span><\/span><span style=\"color: #0000cc;\"><span style=\"font-family: Arial, serif;\"><span style=\"font-size: medium;\"><b>objetos.<\/b><\/span><\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span style=\"color: #000080;\"><a style=\"color: #000080;\" title=\"Confira a resolu\u00e7\u00e3o comentada da IFSC 2015\" href=\"http:\/\/fisicaevestibular.com.br\/novo\/universidades-2015\/exercicios-da-ifsc-2015\/confira-a-resolucao-comentada-da-ifsc-2015\/\">Confira a resolu\u00e7\u00e3o comentada<\/a><\/span><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>O\u00a0Instituto Federal de Educa\u00e7\u00e3o, Ci\u00eancia e Tecnologia de Santa Catarina(IFSC), \u00e9 uma institui\u00e7\u00e3o de ensino p\u00fablico em\u00a0Santa Catarina, vinculado aoMinist\u00e9rio da Educa\u00e7\u00e3o\u00a0e criado mediante transforma\u00e7\u00e3o do Centro Federal de Educa\u00e7\u00e3o Tecnol\u00f3gica de Santa Catarina (CEFET-SC). Sua reitoria est\u00e1 instalada emFlorian\u00f3polis. O\u00a0IFSC\u00a0possui 19\u00a0campi\u00a0e tr\u00eas polos presenciais3\u00a0. Ofecere cursos em diferentes n\u00edveis e modalidades, como: qualifica\u00e7\u00e3o ou forma\u00e7\u00e3o inicial e continuada,\u00a0educa\u00e7\u00e3o de<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":5,"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-605","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/605","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=605"}],"version-history":[{"count":2,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/605\/revisions"}],"predecessor-version":[{"id":610,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/605\/revisions\/610"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/5"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}