{"id":744,"date":"2015-05-12T20:24:42","date_gmt":"2015-05-12T20:24:42","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=744"},"modified":"2024-09-02T17:16:29","modified_gmt":"2024-09-02T17:16:29","slug":"exercicios-resolvidos-acafe-2015","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2015\/exercicios-resolvidos-acafe-2015\/","title":{"rendered":"Exerc\u00edcios Resolvidos ACAFE 2015"},"content":{"rendered":"

\"\"<\/p>\n

Em 1974, os presidentes das funda\u00e7\u00f5es criadas por lei municipal e da funda\u00e7\u00e3o criada pelo Estado constitu\u00edram a ACAFE \u2013 Associa\u00e7\u00e3o Catarinense das Funda\u00e7\u00f5es Educacionais, entidade sem fins lucrativos, com a miss\u00e3o de promover a integra\u00e7\u00e3o dos esfor\u00e7os de consolida\u00e7\u00e3o das institui\u00e7\u00f5es de ensino superior por elas mantidas, de executar atividades de suporte t\u00e9cnico-operacional e de represent\u00e1-las junto aos \u00f3rg\u00e3os dos Governos Estadual e Federal.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

01-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A <\/b><\/span><\/span><\/span>previs\u00e3o do tempo<\/b><\/span><\/span><\/span> \u00e9 a aplica\u00e7\u00e3o da ci\u00eancia e tecnologia para fazer uma descri\u00e7\u00e3o detalhada de <\/b><\/span><\/span><\/span>ocorr\u00eancias futuras<\/b><\/span><\/span><\/span> esperadas na <\/b><\/span><\/span><\/span>atmosfera num certo local<\/b><\/span><\/span><\/span>. A <\/b><\/span><\/span><\/span>previs\u00e3o do tempo<\/b><\/span><\/span><\/span> inclui basicamente o uso de modelos baseados em <\/b><\/span><\/span><\/span>certos par\u00e2metros atmosf\u00e9ricos<\/b><\/span><\/span><\/span> <\/b>medidos, analisados<\/b><\/span><\/span><\/span> por um meteorologista. Um dos i<\/b><\/span><\/span><\/span>nstrumentos <\/b><\/span><\/span><\/span>que fornecem dados a esses modelos \u00e9 o <\/b><\/span><\/span><\/span>bar\u00f4metro.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

O <\/b><\/span><\/span><\/span>bar\u00f4metro mede:<\/b><\/span><\/span><\/span> <\/b><\/p>\n

A \"\"<\/b><\/span><\/span><\/span> <\/b>densidade <\/b><\/span><\/span><\/span>m\u00e9dia da \u00e1gua do mar. <\/b><\/span><\/span><\/span><\/p>\n

B \"\"<\/b><\/span><\/span><\/span> <\/b>temperatura<\/b><\/span><\/span><\/span> a sombra. <\/b><\/span><\/span><\/span><\/p>\n

C \"\"<\/b><\/span><\/span><\/span> <\/b>umidade relativa<\/b><\/span><\/span><\/span> do ar.<\/b><\/span><\/span><\/span><\/p>\n

D \"\"<\/b><\/span><\/span><\/span> <\/b>press\u00e3o <\/b><\/span><\/span><\/span>atmosf\u00e9rica. <\/b><\/span><\/span><\/span><\/p>\n

02-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Em 2013, a <\/b><\/span><\/span><\/span>sonda Voyager 1<\/b><\/span><\/span><\/span> foi o <\/b><\/span><\/span><\/span>primeiro <\/b><\/span><\/span><\/span>objeto feito pelo homem a <\/b><\/span><\/span><\/span>deixar o sistema solar.<\/b><\/span><\/span><\/span> Mesmo tendo <\/b><\/span><\/span><\/span>alguns instrumentos desligados<\/b><\/span><\/span><\/span> para economizar energia, a sonda continuar\u00e1 a <\/b><\/span><\/span><\/span>mandar sinais para a Terra at\u00e9 por volta de 2020<\/b><\/span><\/span><\/span> quando a <\/b><\/span><\/span><\/span>energia dos reatores<\/b><\/span><\/span><\/span> n\u00e3o ser\u00e1 suficiente para manter os <\/b><\/span><\/span><\/span>instrumentos funcionando<\/b><\/span><\/span><\/span>. Os <\/b><\/span><\/span><\/span>sinais <\/b><\/span><\/span><\/span>da nave que s\u00e3o enviados para a Terra por <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

ondas de r\u00e1dio<\/b><\/span><\/span><\/span> cessar\u00e3o ap\u00f3s essa data e a sonda continuar\u00e1 seu movimento silencioso. Assinale a <\/b><\/span><\/span><\/span>alternativa correta<\/b><\/span><\/span><\/span> que <\/b><\/span><\/span><\/span>completa as lacunas<\/b><\/span><\/span><\/span> da frase a seguir. <\/b><\/span><\/span><\/span><\/p>\n

Os <\/b><\/span><\/span><\/span>sinais de r\u00e1dio<\/b><\/span><\/span><\/span> da sonda Voyager 1 chegam a Terra por que s\u00e3o <\/b><\/span><\/span><\/span>ondas<\/b><\/span><\/span><\/span> <\/b>________<\/b><\/span><\/span><\/span> e sua <\/b><\/span><\/span><\/span>velocidade<\/b><\/span><\/span><\/span> \u00e9 <\/b><\/span><\/span><\/span>______<\/b><\/span><\/span><\/span> que a <\/b><\/span><\/span><\/span>velocidade da (o) _______<\/b><\/span><\/span><\/span> no <\/b><\/span><\/span><\/span>v\u00e1cuo<\/b><\/span><\/span><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

A \"\"<\/b><\/span><\/span><\/span> mec\u00e2nicas – a mesma – som <\/b><\/span><\/span><\/span><\/p>\n

B \"\"<\/b><\/span><\/span><\/span> eletromagn\u00e9ticas – maior – luz <\/b><\/span><\/span><\/span><\/p>\n

C \"\"<\/b><\/span><\/span><\/span> eletromagn\u00e9ticas – menor – luz <\/b><\/span><\/span><\/span><\/p>\n

D \"\"<\/b><\/span><\/span><\/span> eletromagn\u00e9ticas – a mesma – luz <\/b><\/span><\/span><\/span><\/p>\n

03-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

O <\/b><\/span><\/span><\/span>futebol <\/b><\/span><\/span><\/span>\u00e9 um assunto em alta nesse ano de 2014. O principal motivo \u00e9 a realiza\u00e7\u00e3o da Copa do Mundo no Brasil. Para tentar <\/b><\/span><\/span><\/span>motivar <\/b><\/span><\/span><\/span>seus alunos, um professor elaborou a seguinte quest\u00e3o: Um <\/b><\/span><\/span><\/span>jogador de futebol <\/b><\/span><\/span><\/span>bate uma falta. A <\/b><\/span><\/span><\/span>bola sai em linha reta<\/b><\/span><\/span><\/span> e <\/b><\/span><\/span><\/span>choca-se<\/b><\/span><\/span><\/span> com o <\/b><\/span><\/span><\/span>travess\u00e3o,<\/b><\/span><\/span><\/span> <\/b>mudando<\/b><\/span><\/span><\/span> sua <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

trajet\u00f3ria em uma dire\u00e7\u00e3o perpendicular \u00e0 inicial<\/b><\/span><\/span><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

A <\/b><\/span><\/span><\/span>velocidade da bola<\/b><\/span><\/span><\/span>, por sua vez, se <\/b><\/span><\/span><\/span>mant\u00e9m com o mesmo valor <\/b><\/span><\/span><\/span>imediatamente <\/b><\/span><\/span><\/span>antes<\/b><\/span><\/span><\/span> e <\/b><\/span><\/span><\/span>depois <\/b><\/span><\/span><\/span>a colis\u00e3o, como mostra a figura a seguir. <\/b><\/span><\/span><\/span><\/p>\n

Logo ap\u00f3s, o <\/b><\/span><\/span><\/span>professor, faz algumas afirma\u00e7\u00f5es.<\/b><\/span><\/span><\/span> Imagine que voc\u00ea \u00e9 um aluno desse professor e marque com <\/b><\/span><\/span><\/span>V as afirma\u00e7\u00f5es verdadeiras e com F as falsas.<\/b><\/span><\/span><\/span> <\/b><\/p>\n

( ) \"\"<\/b><\/span><\/span><\/span> A <\/b><\/span><\/span><\/span>quantidade de movimento<\/b><\/span><\/span><\/span> da bola imediatamente antes e depois da colis\u00e3o \u00e9 a mesma. <\/b><\/span><\/span><\/span><\/p>\n

( ) \"\"<\/b><\/span><\/span><\/span> Houve <\/b><\/span><\/span><\/span>varia\u00e7\u00e3o da quantidade de movimento<\/b><\/span><\/span><\/span> da bola quando ela chocou-se com o travess\u00e3o. <\/b><\/span><\/span><\/span><\/p>\n

( ) \"\" <\/b><\/span><\/span><\/span>O <\/b><\/span><\/span><\/span>impulso<\/b><\/span><\/span><\/span> que o travess\u00e3o aplicou sobre a bola <\/b><\/span><\/span><\/span>n\u00e3o variou<\/b><\/span><\/span><\/span> sua <\/b><\/span><\/span><\/span>quantidade de movimento. <\/b><\/span><\/span><\/span><\/p>\n

( ) \"\"<\/b><\/span><\/span><\/span> A <\/b><\/span><\/span><\/span>quantidade de movimento<\/b><\/span><\/span><\/span> da bola imediatamente antes e depois da colis\u00e3o <\/b><\/span><\/span><\/span>variou<\/b><\/span><\/span><\/span>, por\u00e9m, <\/b><\/span><\/span><\/span>sua energia cin\u00e9tica manteve-se constante. <\/b><\/span><\/span><\/span><\/p>\n

( )<\/b><\/span><\/span><\/span> O travess\u00e3o provocou um <\/b><\/span><\/span><\/span>impulso <\/b><\/span><\/span><\/span>sobre a bola que <\/b><\/span><\/span><\/span>variou sua quantidade de movimento<\/b><\/span><\/span><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

A <\/b><\/span><\/span><\/span>sequ\u00eancia correta, de cima para baixo,<\/b><\/span><\/span><\/span> \u00e9: <\/b><\/span><\/span><\/span><\/p>\n

A \"\"<\/b><\/span><\/span><\/span><\/span> V – F – V – F – F <\/b><\/span><\/span><\/span><\/span><\/p>\n

B \"\" <\/b><\/span><\/span><\/span><\/span>F – V – F – V – V <\/b><\/span><\/span><\/span><\/span><\/p>\n

C \"\"<\/b><\/span><\/span><\/span><\/span> F – F – F – V – V <\/b><\/span><\/span><\/span><\/span><\/p>\n

D \"\"<\/b><\/span><\/span><\/span><\/span> V – F – F – V – V <\/b><\/span><\/span><\/span><\/span><\/p>\n

04-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Um evento que chamou aten\u00e7\u00e3o recentemente (15\/04\/2014) foi o <\/b><\/span><\/span><\/span>eclipse lunar total chamado Lua<\/b><\/span><\/span><\/span> <\/b>de Sangue<\/b><\/span><\/span><\/span>. No fen\u00f4meno do <\/b><\/span><\/span><\/span>eclipse lunar ocorre um alinhamento entre a Terra, a Lua e o Sol<\/b><\/span><\/span><\/span> e, especificamente <\/b><\/span><\/span><\/span>no Lua de Sangue, a Lua fica com uma colora\u00e7\u00e3o avermelhada.<\/b><\/span><\/span><\/span> <\/b><\/p>\n

\"\"<\/p>\n

Sobre o <\/b><\/span><\/span><\/span>fen\u00f4meno<\/b><\/span><\/span><\/span> <\/b>acima \u00e9 correto<\/b><\/span><\/span><\/span> afirmar: <\/b><\/span><\/span><\/span><\/p>\n

A \"\"<\/b><\/span><\/span><\/span> A Lua fica vermelha porque \u00e9 iluminada com a luz do Sol que sofre refra\u00e7\u00e3o e dispers\u00e3o na atmosfera da Terra. <\/b><\/span><\/span><\/span><\/p>\n

B \"\" <\/b><\/span><\/span><\/span>A Lua fica com cor vermelha porque a luz branca do Sol sofre difra\u00e7\u00e3o e dispers\u00e3o ao passar pela atmosfera da Lua. <\/b><\/span><\/span><\/span><\/p>\n

C \"\"<\/b><\/span><\/span><\/span> No fen\u00f4meno do eclipse lunar a Terra fica na sombra da Lua. <\/b><\/span><\/span><\/span><\/p>\n

D \"\"<\/b><\/span><\/span><\/span> Para que a Lua sofra um eclipse total deve estar na fase nova. <\/b><\/span><\/span><\/span><\/p>\n

05-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Uma <\/b><\/span><\/span><\/span>m\u00e1quina simples<\/b><\/span><\/span><\/span> \u00e9 um dispositivo formado por uma <\/b><\/span><\/span><\/span>\u00fanica pe\u00e7a capaz de alterar uma for\u00e7a <\/b><\/span><\/span><\/span>(seja no sentido, dire\u00e7\u00e3o ou intensidade) e, assim, ajudar o homem a realizar um <\/b><\/span><\/span><\/span>trabalho com maior comodidade<\/b><\/span><\/span><\/span>. Essas m\u00e1quinas est\u00e3o presentes no <\/b><\/span><\/span><\/span>cotidiano<\/b><\/span><\/span><\/span> das pessoas em algumas <\/b><\/span><\/span><\/span>tarefas di\u00e1rias<\/b><\/span><\/span><\/span>. Nesse sentido, <\/b><\/span><\/span><\/span>correlacione as situa\u00e7\u00f5es e os objetos descritos na primeira coluna com as denomina\u00e7\u00f5es das m\u00e1quinas simples da segunda coluna.<\/b><\/span><\/span><\/span><\/p>\n

( 1 ) <\/b><\/span><\/span><\/span>Utiliza\u00e7\u00e3o de uma <\/b><\/span><\/span><\/span>tesoura <\/b><\/span><\/span><\/span>para cortar um peda\u00e7o de papel. <\/b><\/span><\/span><\/span><\/p>\n

( 2 )<\/b><\/span><\/span><\/span> A utiliza\u00e7\u00e3o de um <\/b><\/span><\/span><\/span>parafuso<\/b><\/span><\/span><\/span> para penetrar na madeira. <\/b><\/span><\/span><\/span><\/p>\n

( 3 )<\/b><\/span><\/span><\/span> Utiliza\u00e7\u00e3o do <\/b><\/span><\/span><\/span>carrinho de m\u00e3o<\/b><\/span><\/span><\/span> para carregar pedras. <\/b><\/span><\/span><\/span><\/p>\n

( 4 )<\/b><\/span><\/span><\/span> A <\/b><\/span><\/span><\/span>pin\u00e7a<\/b><\/span><\/span><\/span> facilita a retirada dos pelos da sobrancelha. <\/b><\/span><\/span><\/span><\/p>\n

( )<\/b><\/span><\/span><\/span> Alavanca interpotente <\/b><\/span><\/span><\/span><\/p>\n

( )<\/b><\/span><\/span><\/span> Plano inclinado <\/b><\/span><\/span><\/span><\/p>\n

( ) <\/b><\/span><\/span><\/span>Alavanca interfixa <\/b><\/span><\/span><\/span><\/p>\n

( )<\/b><\/span><\/span><\/span> Alavanca inter-resistente <\/b><\/span><\/span><\/span><\/p>\n

A <\/b><\/span><\/span><\/span>sequ\u00eancia correta, de cima para baixo<\/b><\/span><\/span><\/span>, \u00e9: <\/b><\/span><\/span><\/span><\/p>\n

A \"\"<\/b><\/span><\/span><\/span> 1 – 3 – 4 – 2 <\/b><\/span><\/span><\/span><\/p>\n

B \"\"<\/b><\/span><\/span><\/span> 3 – 4 – 1 – 2 <\/b><\/span><\/span><\/span><\/p>\n

C \"\"<\/b><\/span><\/span><\/span> 4 – 2 – 1 – 3 <\/b><\/span><\/span><\/span><\/p>\n

D \"\"<\/b><\/span><\/span><\/span> 2 – 4 – 3 – 1 <\/b><\/span><\/span><\/span><\/p>\n

\u00a0<\/span><\/p>\n

06-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A <\/b><\/span><\/span><\/span>varia\u00e7\u00e3o da temperatura corporal<\/b><\/span><\/span><\/span> pode ser considerada um mecanismo de aviso de que algo no corpo est\u00e1 com problemas. A <\/b><\/span><\/span><\/span>temperatura de 36,8 <\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C<\/b><\/span><\/span><\/span> \u00e9 considerada <\/b><\/span><\/span><\/span>normal <\/b><\/span><\/span><\/span>para o corpo humano e <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

ap\u00f3s 38 <\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C \u00e9 considerado febre<\/b><\/span><\/span><\/span>. De acordo com a <\/b><\/span><\/span><\/span>F\u00edsica, a alternativa correta sobre temperatura<\/b><\/span><\/span><\/span> \u00e9: <\/b><\/span><\/span><\/span><\/p>\n

A \"\" <\/b><\/span><\/span><\/span>A temperatura \u00e9 uma grandeza f\u00edsica vetorial. <\/b><\/span><\/span><\/span><\/p>\n

B \"\"<\/b><\/span><\/span><\/span> A escala de temperatura chamada Kelvin n\u00e3o apresenta valores negativos. <\/b><\/span><\/span><\/span><\/p>\n

C \"\"<\/b><\/span><\/span><\/span> O zero absoluto aparece apenas na escala Celsius. <\/b><\/span><\/span><\/span><\/p>\n

D \"\"<\/b><\/span><\/span><\/span> Quanto maior \u00e9 a agita\u00e7\u00e3o das mol\u00e9culas de um corpo menor ser\u00e1 sua temperatura. <\/b><\/span><\/span><\/span><\/p>\n

07-(ACAFE-SC-015)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A <\/b><\/span><\/span><\/span>tabela abaixo<\/b><\/span><\/span><\/span> mostra as <\/b><\/span><\/span><\/span>especifica\u00e7\u00f5es<\/b><\/span><\/span><\/span> de alguns <\/b><\/span><\/span><\/span>aparelhos el\u00e9tricos<\/b><\/span><\/span><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

O aparelho com <\/b><\/span><\/span><\/span>maior resist\u00eancia el\u00e9trica <\/b><\/span><\/span><\/span>\u00e9: <\/b><\/span><\/span><\/span><\/p>\n

A \"\"<\/b><\/span><\/span><\/span> a cafeteira. <\/b><\/span><\/span><\/span>B \"\"<\/b><\/span><\/span><\/span> o forno <\/b><\/span><\/span><\/span>C \"\"<\/b><\/span><\/span><\/span> o secador de cabelo. <\/b><\/span><\/span><\/span>D \"\"<\/b><\/span><\/span><\/span> a l\u00e2mpada de carro. <\/b><\/span><\/span><\/span><\/p>\n

<\/h2>\n

Confira a resolu\u00e7\u00e3o comentada.<\/span><\/a><\/h2>\n","protected":false},"excerpt":{"rendered":"

Em 1974, os presidentes das funda\u00e7\u00f5es criadas por lei municipal e da funda\u00e7\u00e3o criada pelo Estado constitu\u00edram a ACAFE \u2013 Associa\u00e7\u00e3o Catarinense das Funda\u00e7\u00f5es Educacionais, entidade sem fins lucrativos, com a miss\u00e3o de promover a integra\u00e7\u00e3o dos esfor\u00e7os de consolida\u00e7\u00e3o das institui\u00e7\u00f5es de ensino superior por elas mantidas, de executar atividades de suporte t\u00e9cnico-operacional e de represent\u00e1-las junto aos \u00f3rg\u00e3os<\/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-744","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/744","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=744"}],"version-history":[{"count":2,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/744\/revisions"}],"predecessor-version":[{"id":749,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/744\/revisions\/749"}],"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=744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}