{"id":270,"date":"2014-12-13T20:16:40","date_gmt":"2014-12-13T20:16:40","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=270"},"modified":"2024-09-02T16:52:23","modified_gmt":"2024-09-02T16:52:23","slug":"resolucao-comentada-da-puc-sp-2015","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2015\/exercicios-da-puc-sp-2015\/resolucao-comentada-da-puc-sp-2015\/","title":{"rendered":"Resolu\u00e7\u00e3o comentada da PUC SP 2015"},"content":{"rendered":"

RESOLU\u00c7\u00d5ES<\/span><\/span><\/span><\/p>\n

01- <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

02- <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

03- <\/b><\/span><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

R- A <\/b><\/span><\/span><\/span><\/p>\n

04- <\/b><\/span><\/span><\/span><\/span>Lente<\/b><\/span><\/span><\/span> –<\/b><\/span><\/span><\/span>\u00a0Dispositivo feito de material homog\u00eaneo e transparente no qual uma das superf\u00edcies \u00e9 <\/b><\/span><\/span><\/span>plana e a outra esf\u00e9rica ou as duas superf\u00edcies s\u00e3o esf\u00e9ricas.<\/b><\/span><\/span><\/span><\/p>\n

Ser\u00e3o chamadas <\/b><\/span><\/span><\/span>lentes delgadas <\/b><\/span><\/span><\/span>quando sua espessura for desprez\u00edvel em rela\u00e7\u00e3o ao seu <\/b><\/span><\/span><\/span>raio de curvatura <\/b><\/span><\/span><\/span>que \u00e9 o raio da(s) circunfer\u00eancias que as geraram..\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A <\/b><\/span><\/span><\/span>composi\u00e7\u00e3o<\/b><\/span><\/span><\/span> do <\/b><\/span><\/span><\/span>nome de lente <\/b><\/span><\/span><\/span>\u00e9 feita da seguinte maneira:<\/b><\/span><\/span><\/span><\/p>\n

Primeiramente colocamos o nome da face de maior raio de curvatura <\/b><\/span><\/span><\/span>e, em seguida, o <\/b><\/span><\/span><\/span>nome da de menor raio de curvatura;
\n<\/b><\/span><\/span><\/span>Quando as <\/b><\/span><\/span><\/span>duas faces t\u00eam nomes iguais<\/b><\/span><\/span><\/span>, fazemos uso do <\/b><\/span><\/span><\/span>prefixo bi <\/b><\/span><\/span><\/span>(<\/b><\/span><\/span><\/span>bi<\/b><\/span><\/span><\/span>convexa, <\/b><\/span><\/span><\/span>bi<\/b><\/span><\/span><\/span>c\u00f4ncava);
\nQuando uma das faces \u00e9 <\/b><\/span><\/span><\/span>plana, seu nome vem em primeiro lugar <\/b><\/span><\/span><\/span>(plano-c\u00f4ncava ou plano-convexa), pois o raio da superf\u00edcie plana \u00e9 o maior de todos (tende ao infinito)..<\/b><\/span><\/span><\/span><\/p>\n

Veja na <\/b><\/span><\/span><\/span>figura abaixo <\/b><\/span><\/span><\/span>os nomes corretos de <\/b><\/span><\/span><\/span>cada lente <\/b><\/span><\/span><\/span>do exerc\u00edcio:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Observe que as <\/b><\/span><\/span><\/span>afirmativas C e D s\u00e3o id\u00eanticas <\/b><\/span><\/span><\/span>e n\u00e3o h\u00e1 <\/b><\/span><\/span><\/span>nenhuma afirmativa correta.<\/b><\/span><\/span><\/span><\/p>\n

05- <\/b><\/span><\/span><\/span>Se a <\/b><\/span><\/span><\/span>densidade da \u00e1gua \u00e9 d<\/b><\/span><\/span><\/span>a<\/b><\/span><\/span><\/sub><\/span> = 1kg\/L<\/b><\/span><\/span><\/span>, isso significa que um <\/b><\/span><\/span><\/span>volume de 1L de \u00e1gua possui massa de m=1kg = 1000g.<\/b><\/span><\/span><\/span><\/p>\n

S\u00e3o dados: <\/b><\/span><\/span><\/span>m = 1kg = 1000g; c = 1 cal.g<\/b><\/span><\/span><\/span>-1<\/b><\/span><\/span><\/sup><\/span> <\/b>o<\/b><\/span><\/span><\/sup><\/span>c<\/b><\/span><\/span><\/span>-1<\/b><\/span><\/span><\/sup><\/span> e L = 540 cal.g<\/b><\/span><\/span><\/span>-1<\/b><\/span><\/span><\/sup><\/span>.<\/b><\/span><\/span><\/span><\/p>\n

Quantidade de calor <\/b><\/span><\/span><\/span>Q<\/b><\/span><\/span><\/span>1 <\/b><\/span><\/span><\/sub><\/span>necess\u00e1rio para <\/b><\/span><\/span><\/span>elevar a temperatura de m = 1000g de \u00e1gua de calor espec\u00edfico (sens\u00edvel) c = 1 cal.g<\/b><\/span><\/span><\/span>-1<\/b><\/span><\/span><\/sup><\/span>.<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C<\/b><\/span><\/span><\/span>-1<\/b><\/span><\/span><\/sup><\/span> de 20<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C para 100<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C;<\/b><\/span><\/span><\/span><\/p>\n

Q<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> = m.c.(\u03b8 \u2013 \u03b8<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sub><\/span>) <\/b><\/span><\/span><\/span>= 1000.1.(100 \u2013 20) <\/b><\/span><\/span><\/span>= 80 000 cal.<\/b><\/span><\/span><\/span><\/p>\n

Quantidade de calor <\/b><\/span><\/span><\/span>Q<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span> <\/b>necess\u00e1rio para <\/b><\/span><\/span><\/span>vaporizar totalmente a massa m = 1000g de \u00e1gua cujo calor latente de vaporiza\u00e7\u00e3o \u00e9 L = 540 cal.g<\/b><\/span><\/span><\/span>-1<\/b><\/span><\/span><\/sup><\/span>:<\/b><\/span><\/span><\/span><\/p>\n

Q<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span> = m.L <\/b><\/span><\/span><\/span>= 1000.540 <\/b><\/span><\/span><\/span>= 540 000 cal.<\/b><\/span><\/span><\/span><\/p>\n

A <\/b><\/span><\/span><\/span>quantidade de calor <\/b><\/span><\/span><\/span>total necess\u00e1rio para vaporizar totalmente 1 litro <\/b><\/span><\/span><\/span>(m = 1000g) de \u00e1gua inicialmente a 20<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> C \u00e9 de:<\/b><\/span><\/span><\/span><\/p>\n

Q = Q<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> + Q<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span> <\/b>= 80 000 + 540 000 <\/b><\/span><\/span><\/span>= 620 000 cal.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

 <\/p>\n

Confira os exerc\u00edcios<\/a><\/span><\/h3>\n","protected":false},"excerpt":{"rendered":"

RESOLU\u00c7\u00d5ES 01- 02- 03- R- A 04- Lente –\u00a0Dispositivo feito de material homog\u00eaneo e transparente no qual uma das superf\u00edcies \u00e9 plana e a outra esf\u00e9rica ou as duas superf\u00edcies s\u00e3o esf\u00e9ricas. Ser\u00e3o chamadas lentes delgadas quando sua espessura for desprez\u00edvel em rela\u00e7\u00e3o ao seu raio de curvatura que \u00e9 o raio da(s) circunfer\u00eancias que as geraram..\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 A composi\u00e7\u00e3o do<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":268,"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-270","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/270","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=270"}],"version-history":[{"count":2,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/270\/revisions"}],"predecessor-version":[{"id":272,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/270\/revisions\/272"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/268"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}