{"id":2753,"date":"2017-03-15T04:33:46","date_gmt":"2017-03-15T04:33:46","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=2753"},"modified":"2024-07-19T13:31:42","modified_gmt":"2024-07-19T13:31:42","slug":"puc-rj-2017","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2017\/puc-rj-2017\/","title":{"rendered":"PUC RJ 2017"},"content":{"rendered":"

\"\"<\/h1>\n

Pontif\u00edcia Universidade Cat\u00f3lica do Rio de Janeiro\u00a0(<\/b><\/span><\/span><\/span>PUC-Rio<\/b><\/span><\/span>) \u00e9 uma institui\u00e7\u00e3o de ensino superior\u00a0privada\u00a0e\u00a0cat\u00f3lica\u00a0brasileira, sediada no\u00a0bairro\u00a0da G\u00e1vea, na\u00a0cidade do\u00a0Rio de Janeiro,\u00a0capital\u00a0do\u00a0estado hom\u00f4nimo,\u00a0Brasil. Nos tempos de hoje, \u00e9 conhecida como a melhor\u00a0universidade privada\u00a0do\u00a0Brasil.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

01-(PUC-RJ\/017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Um <\/b><\/span><\/span><\/span>carro <\/b><\/span><\/span><\/span>saiu da <\/b><\/span><\/span><\/span>posi\u00e7\u00e3o x<\/b><\/span><\/span><\/span>i<\/b><\/span><\/span><\/sub><\/span> = 0 km <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>percorreu uma estrada retil\u00ednea e horizontal <\/b><\/span><\/span><\/span>at\u00e9 <\/b><\/span><\/span><\/span>x<\/b><\/span><\/span><\/span>f<\/b><\/span><\/span><\/sub><\/span> = 10 km. <\/b><\/span><\/span><\/span><\/p>\n

Entre 0 km e 5 km<\/b><\/span><\/span><\/span>, sua <\/b><\/span><\/span><\/span>velocidade foi 60 km\/h <\/b><\/span><\/span><\/span>e, <\/b><\/span><\/span><\/span>entre 5 km e 10 km<\/b><\/span><\/span><\/span>, sua <\/b><\/span><\/span><\/span>velocidade foi 30 km\/h<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Calcule, em <\/b><\/span><\/span><\/span>km\/h<\/b><\/span><\/span><\/span>, a <\/b><\/span><\/span><\/span>velocidade m\u00e9dia para percorrer os 10 km totais<\/b><\/span><\/span><\/span>.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

02-(PUC-RJ\/017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

03-(PUC-RJ\/017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Uma <\/b><\/span><\/span><\/span>bola de massa 10 g <\/b><\/span><\/span><\/span>\u00e9 solta de uma <\/b><\/span><\/span><\/span>altura de 1,2 m a partir do repouso.<\/b><\/span><\/span><\/span> <\/b><\/p>\n

A <\/b><\/span><\/span><\/span>velocidade<\/b><\/span><\/span><\/span> da bola, <\/b><\/span><\/span><\/span>imediatamente ap\u00f3s colidir com o solo<\/b><\/span><\/span><\/span>, \u00e9 <\/b><\/span><\/span><\/span>metade daquela registrada antes de <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

colidir com o solo. <\/b><\/span><\/span><\/span><\/p>\n

Calcule<\/b><\/span><\/span><\/span> a <\/b><\/span><\/span><\/span>energia dissipada pelo contato da bola com o solo, em mJ. Dados: g = <\/b><\/span><\/span><\/span>10 m\/s<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span> e <\/b><\/span><\/span><\/span>despreze a resist\u00eancia do ar<\/b><\/span><\/span><\/span><\/p>\n

(A) <\/b><\/span><\/span><\/span>30 <\/b><\/span><\/span><\/span>(B) <\/b><\/span><\/span><\/span>40 <\/b><\/span><\/span><\/span>(C) <\/b><\/span><\/span><\/span>60 <\/b><\/span><\/span><\/span>(D) <\/b><\/span><\/span><\/span>90 <\/b><\/span><\/span><\/span>(E) <\/b><\/span><\/span><\/span>120 <\/b><\/span><\/span><\/span><\/p>\n

04-(PUC-RJ\/017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Em uma <\/b><\/span><\/span><\/span>experi\u00eancia de f\u00edsica<\/b><\/span><\/span><\/span>, um aluno verifica que o <\/b><\/span><\/span><\/span>calor de fus\u00e3o de um dado objeto \u00e9 50 J\/kg.<\/b><\/span><\/span><\/span> <\/b><\/p>\n

\"\"<\/p>\n

Para um <\/b><\/span><\/span><\/span>outro objeto com o dobro da massa, mas feito do mesmo material, <\/b><\/span><\/span><\/span>o <\/b><\/span><\/span><\/span>calor de fus\u00e3o, em J\/kg, <\/b><\/span><\/span><\/span>deve ser <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

05-(PUC-RJ\/017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Um <\/b><\/span><\/span><\/span>feixe luminoso proveniente de um laser<\/b><\/span><\/span><\/span> se propaga <\/b><\/span><\/span><\/span>no ar e incide sobre a superf\u00edcie horizonta<\/b><\/span><\/span><\/span>l da<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\u00e1gua fazendo um \u00e2ngulo de 45<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> com a vertical. <\/b><\/span><\/span><\/span><\/p>\n

O <\/b><\/span><\/span><\/span>\u00e2ngulo que o feixe refratado forma com a vertical <\/b><\/span><\/span><\/span>\u00e9: <\/b><\/span><\/span><\/span><\/p>\n

Dados: \u00cdndice de refra\u00e7\u00e3o do ar<\/b><\/span><\/span><\/span>, 1,0; <\/b><\/span><\/span><\/span>\u00cdndice de refra\u00e7\u00e3o da \u00e1gua, <\/b><\/span><\/span><\/span>1,5; <\/b><\/span><\/span><\/span>sen30<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = 1\/2; <\/b><\/span><\/span><\/span>sen45<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = \"\"\/2 e <\/b><\/span><\/span><\/span>sen60<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> = \"\"\/2.<\/b><\/span><\/span><\/span><\/p>\n

(A)<\/b><\/span><\/span><\/span> menor que 30\u00ba. <\/b><\/span><\/span><\/span><\/p>\n

(B) <\/b><\/span><\/span><\/span>maior que 30<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> e menor que 45<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>.<\/b><\/span><\/span><\/span><\/p>\n

(C) <\/b><\/span><\/span><\/span>igual a 45<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>.<\/b><\/span><\/span><\/span><\/p>\n

(D) <\/b><\/span><\/span><\/span>maior que 45<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> e menor que 60<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

(E) <\/b><\/span><\/span><\/span>maior que 60<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

06-(PUC-RJ\/017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Quando <\/b><\/span><\/span><\/span>duas resist\u00eancias R id\u00eanticas <\/b><\/span><\/span><\/span>s\u00e3o colocadas <\/b><\/span><\/span><\/span>em paralelo e ligadas a uma bateria V,<\/b><\/span><\/span><\/span> a <\/b><\/span><\/span><\/span>corrente que flui pelo circuito \u00e9 I<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sub><\/span>.<\/b><\/span><\/span><\/span><\/p>\n

\"PUC\"<\/p>\n

Se o <\/b><\/span><\/span><\/span>valor das resist\u00eancias dobrar, <\/b><\/span><\/span><\/span>qual ser\u00e1 <\/b><\/span><\/span><\/span>a corrente no circuito?<\/b><\/span><\/span><\/span><\/p>\n

 <\/p>\n

Confira as resolu\u00e7\u00f5es comentadas e gabaritos<\/span><\/a><\/h3>\n

<\/a><\/p>\n

\n

Clique aqui para ver sobre o tema!<\/a><\/p>\n

Confira as v\u00eddeo aulas!<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Pontif\u00edcia Universidade Cat\u00f3lica do Rio de Janeiro\u00a0(PUC-Rio) \u00e9 uma institui\u00e7\u00e3o de ensino superior\u00a0privada\u00a0e\u00a0cat\u00f3lica\u00a0brasileira, sediada no\u00a0bairro\u00a0da G\u00e1vea, na\u00a0cidade do\u00a0Rio de Janeiro,\u00a0capital\u00a0do\u00a0estado hom\u00f4nimo,\u00a0Brasil. Nos tempos de hoje, \u00e9 conhecida como a melhor\u00a0universidade privada\u00a0do\u00a0Brasil. 01-(PUC-RJ\/017) Um carro saiu da posi\u00e7\u00e3o xi = 0 km e percorreu uma estrada retil\u00ednea e horizontal at\u00e9 xf = 10 km. Entre 0 km e 5 km, sua<\/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-2753","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2753","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=2753"}],"version-history":[{"count":5,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2753\/revisions"}],"predecessor-version":[{"id":10471,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2753\/revisions\/10471"}],"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=2753"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}