{"id":2973,"date":"2017-05-24T02:42:01","date_gmt":"2017-05-24T02:42:01","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=2973"},"modified":"2024-09-03T16:47:44","modified_gmt":"2024-09-03T16:47:44","slug":"uefs-2017","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2017\/uefs-2017\/","title":{"rendered":"UEFS 2017"},"content":{"rendered":"

\"\"<\/p>\n

Universidade Estadual de Feira de Santana\u00a0(UEFS)\u00a0\u00e9 uma institui\u00e7\u00e3o p\u00fablica\u00a0brasileira<\/a>\u00a0de\u00a0ensino superior<\/a>\u00a0sediada na cidade de\u00a0Feira de Santana<\/a>,\u00a0Bahia<\/a>. At\u00e9 a\u00a0d\u00e9cada de 2000<\/a>, quando foi inaugurado um\u00a0campus<\/a>\u00a0da\u00a0Universidade Salvador<\/a>\u00a0(UNIFACS) na cidade, tamb\u00e9m era a \u00fanica\u00a0universidade<\/a>\u00a0presente no munic\u00edpio. \u00c9 uma institui\u00e7\u00e3o p\u00fablica caracterizada como uma\u00a0autarquia<\/a>\u00a0mantida pelo\u00a0Governo<\/a>\u00a0do\u00a0Estado da Bahia<\/a>\u00a0e exerce atividades de\u00a0ensino<\/a>,\u00a0pesquisa<\/a>\u00a0e\u00a0extens\u00e3o<\/a>\u00a0em diversas \u00e1reas do conhecimento.<\/b><\/span><\/span><\/span><\/p>\n

\u00c9 a segunda universidade p\u00fablica mais antiga da Bahia e a mais antiga dentre as estaduais,<\/b><\/span><\/span><\/span><\/p>\n

A\u00a0UEFS\u00a0destaca-se no cen\u00e1rio nacional por possuir cursos tradicionais, como Administra\u00e7\u00e3o, Ci\u00eancias Biol\u00f3gicas, Ci\u00eancias Cont\u00e1beis, Ci\u00eancias Farmac\u00eauticas, Direito, Enfermagem, Educa\u00e7\u00e3o F\u00edsica, F\u00edsica, Medicina, Odontologia e Pedagogia, reconhecidos entre os melhores do pa\u00eds. Consequentemente reconhecida como uma das institui\u00e7\u00f5es de ensino superior mais importantes do Brasil, obt\u00e9m a segunda maior produ\u00e7\u00e3o cient\u00edfica significativa dentre todas as universidades baianas.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

01-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

O <\/b><\/span><\/span><\/span>conceito de for\u00e7a, <\/b><\/span><\/span><\/span>embora algo <\/b><\/span><\/span><\/span>intuitivo<\/b><\/span><\/span><\/span> pode ser <\/b><\/span><\/span><\/span>baseado nos efeitos causados por ela<\/b><\/span><\/span><\/span>, tais como <\/b><\/span><\/span><\/span>a acelera\u00e7\u00e3o e a deforma\u00e7\u00e3o. <\/b><\/span><\/span><\/span><\/p>\n

Na <\/b><\/span><\/span><\/span>figura,<\/b><\/span><\/span><\/span> os <\/b><\/span><\/span><\/span>corpos <\/b><\/span><\/span><\/span>apresentam <\/b><\/span><\/span><\/span>massas iguais a m<\/b><\/span><\/span><\/span>A<\/b><\/span><\/span><\/sub><\/span> = 2,0kg, m<\/b><\/span><\/span><\/span>B<\/b><\/span><\/span><\/sub><\/span> = 3,0kg e m<\/b><\/span><\/span><\/span>C<\/b><\/span><\/span><\/sub><\/span> = 5,0kg<\/b><\/span><\/span><\/span>, e o <\/b><\/span><\/span><\/span>coeficiente<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

de atrito <\/b><\/span><\/span><\/span>entre a <\/b><\/span><\/span><\/span>superf\u00edcie de apoio e os blocos A e B \u00e9 igual a 0,2. <\/b><\/span><\/span><\/span><\/p>\n

Nessas condi\u00e7\u00f5es, \u00e9 <\/b><\/span><\/span><\/span>correto afirmar <\/b><\/span><\/span><\/span>que a <\/b><\/span><\/span><\/span>intensidade da for\u00e7a de tra\u00e7\u00e3o entre os blocos A e B, em<\/b><\/span><\/span><\/span> <\/b>N, \u00e9 igual <\/b><\/span><\/span><\/span>a \"\"<\/b><\/span><\/span><\/span><\/p>\n

02-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

03-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A <\/b><\/span><\/span><\/span>figura<\/b><\/span><\/span><\/span> mostra como a <\/b><\/span><\/span><\/span>for\u00e7a gravitacional entre dois corpos de massas M<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> e M<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span> <\/b>varia com a <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

dist\u00e2ncia entre seus centros de massas. <\/b><\/span><\/span><\/span><\/p>\n

Baseado nas <\/b><\/span><\/span><\/span>informa\u00e7\u00f5es contidas no diagrama <\/b><\/span><\/span><\/span>\u00e9 <\/b><\/span><\/span><\/span>correto afirmar <\/b><\/span><\/span><\/span>que a <\/b><\/span><\/span><\/span>raz\u00e3o F<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\/F<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span> <\/b>\u00e9 <\/b><\/span><\/span><\/span>dada por <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

04-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Quase todas as <\/b><\/span><\/span><\/span>subst\u00e2ncias, s\u00f3lidas, l\u00edquidas ou gasosas, <\/b><\/span><\/span><\/span>se <\/b><\/span><\/span><\/span>dilatam com o aumento da temperatura <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>se contraem quando sua temperatura \u00e9 diminu\u00edda, <\/b><\/span><\/span><\/span>e esse <\/b><\/span><\/span><\/span>efeito tem muitas implica\u00e7\u00f5es na vida di\u00e1ria. <\/b><\/span><\/span><\/span><\/p>\n

Uma <\/b><\/span><\/span><\/span>tubula\u00e7\u00e3o de cobre, <\/b><\/span><\/span><\/span>cujo <\/b><\/span><\/span><\/span>coeficiente de dilata\u00e7\u00e3o linear \u00e9 1,7.10<\/b><\/span><\/span><\/span>-5<\/b><\/span><\/span><\/sup><\/span>\/<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C, <\/b><\/span><\/span><\/span>de <\/b><\/span><\/span><\/span>comprimento igual a <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

20,5m, \u00e9 usada para se obter \u00e1gua quente. <\/b><\/span><\/span><\/span><\/p>\n

Considerando-se que a <\/b><\/span><\/span><\/span>temperatura varia de 20 <\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C C a 40 \u00baC, <\/b><\/span><\/span><\/span>conclui-se que a <\/b><\/span><\/span><\/span>dilata\u00e7\u00e3o sofrida <\/b><\/span><\/span><\/span>pelo <\/b><\/span><\/span><\/span>tubo, em mm, \u00e9 igual <\/b><\/span><\/span><\/span>a <\/b><\/span><\/span><\/span><\/p>\n

01) <\/b><\/span><\/span><\/span>7,4 <\/b><\/span><\/span><\/span>02)<\/b><\/span><\/span><\/span> 6,97 <\/b><\/span><\/span><\/span>03)<\/b><\/span><\/span><\/span> 5,75 <\/b><\/span><\/span><\/span>04)<\/b><\/span><\/span><\/span> 4,86 <\/b><\/span><\/span><\/span>05)<\/b><\/span><\/span><\/span> 3,49<\/b><\/span><\/span><\/span><\/p>\n

05-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

06-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Um <\/b><\/span><\/span><\/span>raio luminoso incide <\/b><\/span><\/span><\/span>sobre a <\/b><\/span><\/span><\/span>superf\u00edcie de separa\u00e7\u00e3o entre o ar e o vidro <\/b><\/span><\/span><\/span>com um <\/b><\/span><\/span><\/span>\u00e2ngulo \u03b1 = 60<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> <\/b><\/p>\n

\"\"<\/p>\n

e <\/b><\/span><\/span><\/span>refrata com um \u00e2ngulo \u03b2 = 30<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>,<\/b><\/span><\/span><\/span> como mostra a <\/b><\/span><\/span><\/span>figura. <\/b><\/span><\/span><\/span><\/p>\n

Considerando <\/b><\/span><\/span><\/span>sen30<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = cos60<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = 0,5; sen60<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = cos30<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = 0,87; <\/b><\/span><\/span><\/span>o <\/b><\/span><\/span><\/span>\u00edndice de refra\u00e7\u00e3o do ar igual a 1 <\/b><\/span><\/span><\/span>e o <\/b><\/span><\/span><\/span>\u00edndice de refra\u00e7\u00e3o do vidro igual a n, <\/b><\/span><\/span><\/span>ent\u00e3o o <\/b><\/span><\/span><\/span>valor de n \u00e9 igual <\/b><\/span><\/span><\/span>a<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

07-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/span><\/p>\n

Considere um objeto <\/b><\/span><\/span><\/span>com <\/b><\/span><\/span><\/span>massa igual a 2,5 kg <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>volume igual a 2,0 dm<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sup><\/span> <\/b>colocado <\/b><\/span><\/span><\/span>totalmente <\/b><\/span><\/span><\/span>no<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

interior de um recipiente contendo \u00e1gua. <\/b><\/span><\/span><\/span><\/p>\n

Sendo a <\/b><\/span><\/span><\/span>densidade da \u00e1gua igual a 1,0 kg\/L, <\/b><\/span><\/span><\/span>a <\/b><\/span><\/span><\/span>acelera\u00e7\u00e3o da gravidade local igual a 10 m\/s<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span> <\/b>e <\/b><\/span><\/span><\/span>desprezando o atrito com a \u00e1gua, <\/b><\/span><\/span><\/span>\u00e9 <\/b><\/span><\/span><\/span>correto afirmar que a acelera\u00e7\u00e3o <\/b><\/span><\/span><\/span>\u00e0 qual <\/b><\/span><\/span><\/span>fica submetido o objeto<\/b><\/span><\/span><\/span>, em <\/b><\/span><\/span><\/span>m\/s<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span>, \u00e9 igual <\/b><\/span><\/span><\/span>a<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

08-(UEFS-BA-017)<\/span><\/span><\/span><\/p>\n

\"\"<\/span><\/p>\n

Magnetismo \u00e9 o fen\u00f4meno de atra\u00e7\u00e3o ou repuls\u00e3o observado entre determinados corpos,<\/b><\/span><\/span><\/span> chamados <\/b><\/span><\/span><\/span>\u00edm\u00e3s, entre \u00edm\u00e3s e certas subst\u00e2ncias magn\u00e9ticas, <\/b><\/span><\/span><\/span>tais como <\/b><\/span><\/span><\/span>ferro, cobalto ou n\u00edquel, e tamb\u00e9m entre \u00edm\u00e3s e condutores que estejam conduzindo correntes el\u00e9tricas.<\/b><\/span><\/span><\/span> <\/b><\/p>\n

\"\"<\/p>\n

Com base nos <\/b><\/span><\/span><\/span>conhecimentos sobre Eletromagnetismo, \u00e9 correto <\/b><\/span><\/span><\/span>afirmar: <\/b><\/span><\/span><\/span><\/p>\n

01) <\/b><\/span><\/span><\/span>A <\/b><\/span><\/span><\/span>for\u00e7a magn\u00e9tica \u00e9 uma intera\u00e7\u00e3o de contato <\/b><\/span><\/span><\/span>entre um <\/b><\/span><\/span><\/span>fio longo condutor <\/b><\/span><\/span><\/span>e uma <\/b><\/span><\/span><\/span>carga el\u00e9trica em movimento. <\/b><\/span><\/span><\/span><\/p>\n

02) <\/b><\/span><\/span><\/span>Quando um <\/b><\/span><\/span><\/span>\u00edm\u00e3 \u00e9 aquecido, <\/b><\/span><\/span><\/span>suas <\/b><\/span><\/span><\/span>propriedades magn\u00e9ticas<\/b><\/span><\/span><\/span> s\u00e3o <\/b><\/span><\/span><\/span>aumentadas significativamente. 03) Uma b\u00fassola sempre tende a orientar-se perpendicularmente ao campo magn\u00e9tico aplicado <\/b><\/span><\/span><\/span>sobre <\/b><\/span><\/span><\/span>ela, com o polo sul da b\u00fassola apontando no sentido do campo. <\/b><\/span><\/span><\/span><\/p>\n

04) <\/b><\/span><\/span><\/span>Sempre que uma <\/b><\/span><\/span><\/span>carga se movimenta na mesma dire\u00e7\u00e3o do campo magn\u00e9tico, <\/b><\/span><\/span><\/span>sendo <\/b><\/span><\/span><\/span>no seu sentido ou contr\u00e1rio, ocorre o aparecimento de uma for\u00e7a eletromagn\u00e9tica que atua sobre ela<\/b><\/span><\/span><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

05) Todo \u00edm\u00e3 apresenta duas regi\u00f5es distintas, <\/b><\/span><\/span><\/span>em que a <\/b><\/span><\/span><\/span>influ\u00eancia magn\u00e9tica se manifesta com maior intensidade, e essas regi\u00f5es s\u00e3o chamadas de polos do \u00edm\u00e3.<\/b><\/span><\/span><\/span><\/p>\n

 <\/p>\n

Confira as resolu\u00e7\u00f5es comentadas<\/span><\/a><\/h3>\n","protected":false},"excerpt":{"rendered":"

Universidade Estadual de Feira de Santana\u00a0(UEFS)\u00a0\u00e9 uma institui\u00e7\u00e3o p\u00fablica\u00a0brasileira\u00a0de\u00a0ensino superior\u00a0sediada na cidade de\u00a0Feira de Santana,\u00a0Bahia. At\u00e9 a\u00a0d\u00e9cada de 2000, quando foi inaugurado um\u00a0campus\u00a0da\u00a0Universidade Salvador\u00a0(UNIFACS) na cidade, tamb\u00e9m era a \u00fanica\u00a0universidade\u00a0presente no munic\u00edpio. \u00c9 uma institui\u00e7\u00e3o p\u00fablica caracterizada como uma\u00a0autarquia\u00a0mantida pelo\u00a0Governo\u00a0do\u00a0Estado da Bahia\u00a0e exerce atividades de\u00a0ensino,\u00a0pesquisa\u00a0e\u00a0extens\u00e3o\u00a0em diversas \u00e1reas do conhecimento. \u00c9 a segunda universidade p\u00fablica mais antiga da Bahia e a<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2648,"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-2973","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2973","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=2973"}],"version-history":[{"count":3,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2973\/revisions"}],"predecessor-version":[{"id":2979,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2973\/revisions\/2979"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2648"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=2973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}