{"id":2730,"date":"2017-02-07T03:59:56","date_gmt":"2017-02-07T03:59:56","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=2730"},"modified":"2024-07-15T15:27:32","modified_gmt":"2024-07-15T15:27:32","slug":"puc-sp-2017","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/universidades-2017\/puc-sp-2017\/","title":{"rendered":"PUC SP – 2017"},"content":{"rendered":"

\"PUC\"<\/h3>\n

A PUC-SP constitui uma\u00a0institui\u00e7\u00e3o privada,\u00a0mantida pelas mensalidades pagas pelos alunos, cujo ingresso \u00e9 dado por meio do\u00a0vestibular, que \u00e9 de responsabilidade da\u00a0Coordenadoria de\u00a0Vestibulares e Concursos da PUC-SP, que tamb\u00e9m seleciona alunos para outras institui\u00e7\u00f5es\u00a0al\u00e9m da PUC-SP, entre elas a FAMEMA \u2013\u00a0Faculdade de Medicina de Mar\u00edlia\u00a0(institui\u00e7\u00e3o p\u00fablica), a FDSBC \u2013\u00a0Faculdade de Direito de S\u00e3o Bernardo do Campo\u00a0e a FMABC \u2013\u00a0Faculdade de Medicina do ABC.<\/b><\/span><\/span><\/span><\/p>\n

Suas unidades de ensino est\u00e3o distribu\u00eddas em seis campi universit\u00e1rios, sendo\u00a0quatro localizados na capital do Estado de S\u00e3o Paulo: Monte Alegre, Marqu\u00eas de Paranagu\u00e1, Ipiranga e Santana, um na grande SP: Barueri e um em Sorocaba, no interior do estado.<\/b><\/span><\/span><\/span><\/p>\n

O Minist\u00e9rio da Educa\u00e7\u00e3o (MEC) divulgou o resultado da avalia\u00e7\u00e3o para recredenciamento da institui\u00e7\u00e3o. O relat\u00f3rio final refor\u00e7a a excel\u00eancia acad\u00eamica e a pujan\u00e7a da comunidade puquiana. Na primeira avalia\u00e7\u00e3o institucional por que a PUC-SP passou em sua hist\u00f3ria,\u00a0de 05 pontos poss\u00edveis, a Universidade obteve a nota 04.<\/b><\/span><\/span><\/span><\/p>\n

A PUC-SP e PUC-RJ s\u00e3o as duas \u00fanicas universidades privadas que est\u00e3o entre as melhores classificadas no exame do Enade<\/b><\/span><\/span><\/span><\/p>\n

Considerar:<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

\"\"<\/p>\n

Um motor de <\/b><\/span><\/span><\/span>pot\u00eancia 2,5 c.v.<\/b><\/span><\/span><\/span> <\/b>absorve 925 cal\/s de uma fonte t\u00e9rmica quente<\/b><\/span><\/span><\/span>, cuja <\/b><\/span><\/span><\/span>temperatura <\/b><\/span><\/span><\/span>\u00e9 de <\/b><\/span><\/span><\/span>927 <\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>C.<\/b><\/span><\/span><\/span>\"\"<\/p>\n

Sendo a temperatura da fonte fria de 80,6 <\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span>F, <\/b><\/span><\/span><\/span>determine <\/b><\/span><\/span><\/span>a raz\u00e3o entre o rendimento de um motor <\/b><\/span><\/span><\/span>de <\/b><\/span><\/span><\/span>Carnot que operasse entre essas mesmas fontes t\u00e9rmicas <\/b><\/span><\/span><\/span>e o <\/b><\/span><\/span><\/span>rendimento do referido motor. <\/b><\/span><\/span><\/span><\/p>\n

(A) <\/b><\/span><\/span><\/span>0,75 <\/b><\/span><\/span><\/span><\/p>\n

(B) <\/b><\/span><\/span><\/span>1,00 <\/b><\/span><\/span><\/span><\/p>\n

(C) <\/b><\/span><\/span><\/span>1,50 <\/b><\/span><\/span><\/span><\/p>\n

(D) <\/b><\/span><\/span><\/span>2,00<\/b><\/span><\/span><\/span><\/p>\n

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

\"\"<\/p>\n

A figura mostra uma <\/b><\/span><\/span><\/span>colis\u00e3o envolvendo um <\/b><\/span><\/span><\/span>trem de carga e uma camionete. <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Segundo testemunhas, o <\/b><\/span><\/span><\/span>condutor da camionete teria ignorado o sinal sonoro e avan\u00e7ou a cancela <\/b><\/span><\/span><\/span>da passagem de n\u00edvel. <\/b><\/span><\/span><\/span><\/p>\n

Ap\u00f3s a colis\u00e3o contra a lateral do ve\u00edculo, <\/b><\/span><\/span><\/span>o <\/b><\/span><\/span><\/span>carro foi arrastado pelo trem por cerca de 300 metros. <\/b><\/span><\/span><\/span>Supondo a <\/b><\/span><\/span><\/span>massa total do trem de 120 toneladas e a da camionete de 3 toneladas, podemos afir<\/b><\/span><\/span><\/span>mar que, no <\/b><\/span><\/span><\/span>momento da colis\u00e3o, a intensidade da for\u00e7a<\/b><\/span><\/span><\/span> que <\/b><\/span><\/span><\/span><\/p>\n

(A) <\/b><\/span><\/span><\/span>o trem aplicou na camionete <\/b><\/span><\/span><\/span>foi 40 vezes maior <\/b><\/span><\/span><\/span>do que a intensidade da for\u00e7a que a <\/b><\/span><\/span><\/span>camionete aplicou no trem e a colis\u00e3o foi parcialmente el\u00e1stica. <\/b><\/span><\/span><\/span><\/p>\n

(B) <\/b><\/span><\/span><\/span>o trem aplicou na camionete <\/b><\/span><\/span><\/span>foi 40 vezes maior<\/b><\/span><\/span><\/span> do que a intensidade da for\u00e7a que a <\/b><\/span><\/span><\/span>camionete aplicou no trem e a colis\u00e3o foi inel\u00e1stica. <\/b><\/span><\/span><\/span><\/p>\n

(C) <\/b><\/span><\/span><\/span>a <\/b><\/span><\/span><\/span>camionete aplicou no trem foi igual \u00e0 intensidade da for\u00e7a que o trem aplicou na camionete <\/b><\/span><\/span><\/span>e a colis\u00e3o foi <\/b><\/span><\/span><\/span>parcialmente el\u00e1stica. <\/b><\/span><\/span><\/span><\/p>\n

(D) <\/b><\/span><\/span><\/span>a <\/b><\/span><\/span><\/span>camionete aplicou no trem foi igual \u00e0 intensidade da for\u00e7a que o trem aplicou na camionete e a colis\u00e3o foi inel\u00e1stica.<\/b><\/span><\/span><\/span><\/p>\n

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

\"\"<\/p>\n

Observe <\/b><\/span><\/span><\/span>atentamente<\/b><\/span><\/span><\/span> a <\/b><\/span><\/span><\/span>imagem abaixo.<\/b><\/span><\/span><\/span> Temos uma <\/b><\/span><\/span><\/span>placa met\u00e1lica de fundo preto sobre a qual foram escritas palavras com cores diferentes. <\/b><\/span><\/span><\/span><\/p>\n

Supondo que as <\/b><\/span><\/span><\/span>cores utilizadas sejam constitu\u00eddas por pigmentos puros, ao levarmos essa placa para um ambiente absolutamente escuro <\/b><\/span><\/span><\/span>e a <\/b><\/span><\/span><\/span>iluminarmos <\/b><\/span><\/span><\/span>com <\/b><\/span><\/span><\/span>luz<\/b><\/span><\/span><\/span> <\/b>monocrom\u00e1tica azul,<\/b><\/span><\/span><\/span> as <\/b><\/span><\/span><\/span>\u00fanicas palavras <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>cores resultantes,<\/b><\/span><\/span><\/span> respectivamente, que <\/b><\/span><\/span><\/span>ser\u00e3o percebidas por um observador de vis\u00e3o normal, <\/b><\/span><\/span><\/span>s\u00e3o:<\/b><\/span><\/span><\/span>\"\"<\/p>\n

(<\/b><\/span><\/span><\/span>A) <\/b><\/span><\/span><\/span>(PRETO, AZUL e VERMELHO) e (azul) <\/b><\/span><\/span><\/span><\/p>\n

(B) <\/b><\/span><\/span><\/span>(PRETO, VERDE e VERMELHO) e (preto e azul) <\/b><\/span><\/span><\/span><\/p>\n

(C) <\/b><\/span><\/span><\/span>(PRETO e VERMELHO) e (preto, azul e verde) <\/b><\/span><\/span><\/span><\/p>\n

(D) <\/b><\/span><\/span><\/span>(VERDE ) e (preto e azul)<\/b><\/span><\/span><\/span><\/p>\n

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

\"\"<\/p>\n

Um <\/b><\/span><\/span><\/span>ve\u00edculo percorre a dist\u00e2ncia entre duas cidades <\/b><\/span><\/span><\/span>de tal forma que, quando <\/b><\/span><\/span><\/span>percorre a primeira metade desse trajeto com velocidade constante e igual a 15 m\/s, gasta 2h a mais do que quando o percorre, tamb\u00e9m com velocidade constante e igual a 25 m\/s. <\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A <\/b><\/span><\/span><\/span>segunda metade <\/b><\/span><\/span><\/span>desse trajeto \u00e9 <\/b><\/span><\/span><\/span>sempre percorrida com velocidade constante e igual \u00e0 m\u00e9dia aritm\u00e9tica das duas velocidades anteriores. <\/b><\/span><\/span><\/span><\/p>\n

Nestas condi\u00e7\u00f5es, <\/b><\/span><\/span><\/span>quando o ve\u00edculo percorrer a primeira metade do trajeto com velocidade constante de 25 m\/s, a velocidade m\u00e9dia, em km\/h, ao longo de todo o trajeto, a dist\u00e2ncia, em km<\/b><\/span><\/span><\/span>, <\/b><\/span><\/span><\/span>entre as cidades e o tempo gasto, em h, na primeira metade do trajeto quando a velocidade vale 15 m\/s valem, <\/b><\/span><\/span><\/span>respectivamente, <\/b><\/span><\/span><\/span><\/p>\n

(A) <\/b><\/span><\/span><\/span>40, 270 e 2,5<\/b><\/span><\/span><\/span><\/p>\n

(B) <\/b><\/span><\/span><\/span>40, 270 e 4,5<\/b><\/span><\/span><\/span><\/p>\n

(C) <\/b><\/span><\/span><\/span>80, 540 e 5,0 <\/b><\/span><\/span><\/span><\/p>\n

(D) <\/b><\/span><\/span><\/span>80, 540 e 3,0<\/b><\/span><\/span><\/span><\/p>\n

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

\"\"<\/p>\n

Uma <\/b><\/span><\/span><\/span>x\u00edcara cont\u00e9m 30mL de caf\u00e9 a 60 C.<\/b><\/span><\/span><\/span> <\/b>Qual <\/b><\/span><\/span><\/span>a quantidade, em <\/b><\/span><\/span><\/span>mL, de leite frio, <\/b><\/span><\/span><\/span>cuja<\/b><\/span><\/span><\/span><\/p>\n

temperatura \u00e9 de 10<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> C,<\/b><\/span><\/span><\/span> que devemos <\/b><\/span><\/span><\/span>despejar nessa x\u00edcara para obtermos uma mistura de caf\u00e9 com leite a 40<\/b><\/span><\/span><\/span>o<\/b><\/span><\/span><\/sup><\/span> C? <\/b><\/span><\/span><\/span>Considere as <\/b><\/span><\/span><\/span>trocas de calor apenas entre o caf\u00e9 e o leite, seus calores espec\u00edficos iguais e suas densidades iguais a 1g\/cm<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sup><\/span>. <\/b><\/span><\/span><\/span>\"\"<\/p>\n

(A) <\/b><\/span><\/span><\/span>15 <\/b><\/span><\/span><\/span><\/p>\n

(B) <\/b><\/span><\/span><\/span>20 <\/b><\/span><\/span><\/span><\/p>\n

(C) <\/b><\/span><\/span><\/span>25 <\/b><\/span><\/span><\/span><\/p>\n

(D) <\/b><\/span><\/span><\/span>35<\/b><\/span><\/span><\/span><\/p>\n

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

\"\"<\/p>\n

Dois longos fios met\u00e1licos, retil\u00edneos e flex\u00edveis <\/b><\/span><\/span><\/span>est\u00e3o inicialmente <\/b><\/span><\/span><\/span>dispostos conforme indica<\/b><\/span><\/span><\/span> a <\/b><\/span><\/span><\/span>Figura 1<\/b><\/span><\/span><\/span> e <\/b><\/span><\/span><\/span>localizados numa regi\u00e3o do espa\u00e7o onde h\u00e1 a presen\u00e7a de um intenso campo magn\u00e9tico constante e perpendicular ao plano da folha. <\/b><\/span><\/span><\/span><\/p>\n

Quando os <\/b><\/span><\/span><\/span>fios s\u00e3o percorridos por corrente el\u00e9trica de mesma intensidade constante<\/b><\/span><\/span><\/span>, verificam-se as <\/b><\/span><\/span><\/span>deforma\u00e7\u00f5es indicadas na Figura 2.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Para que <\/b><\/span><\/span><\/span>isso seja poss\u00edvel, <\/b><\/span><\/span><\/span>o <\/b><\/span><\/span><\/span>sentido do campo magn\u00e9tico<\/b><\/span><\/span><\/span> e <\/b><\/span><\/span><\/span>da corrente el\u00e9trica em cada fio <\/b><\/span><\/span><\/span>deve ser: <\/b><\/span><\/span><\/span><\/p>\n

(A) Campo magn\u00e9tico entrando na folha (\u0425) <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>sentido da corrente el\u00e9trica de A para B no fio 1 <\/b><\/span><\/span><\/span>e sentido de <\/b><\/span><\/span><\/span>B para A no fio 2. <\/b><\/span><\/span><\/span><\/p>\n

(B) Campo magn\u00e9tico saindo da folha (\u2022) <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>sentido da corrente el\u00e9trica de A para B no fio 1 <\/b><\/span><\/span><\/span>e sentido de <\/b><\/span><\/span><\/span>B para A no fio 2. <\/b><\/span><\/span><\/span><\/p>\n

(C) Campo magn\u00e9tico entrando na folha (X<\/b><\/span><\/span><\/span>) e <\/b><\/span><\/span><\/span>sentido da corrente el\u00e9trica de B para A no fio 1 <\/b><\/span><\/span><\/span>e sentido de <\/b><\/span><\/span><\/span>B para A no fio 2. <\/b><\/span><\/span><\/span><\/p>\n

(D) Campo magn\u00e9tico saindo na folha (\u2022)<\/b><\/span><\/span><\/span> e <\/b><\/span><\/span><\/span>sentido da corrente el\u00e9trica de B para A nos fios 1 e 2.<\/b><\/span><\/span><\/span><\/p>\n

07-(PUC-SP-017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

Um <\/b><\/span><\/span><\/span>g\u00e1s monoat\u00f4mico<\/b><\/span><\/span><\/span> submetido a uma <\/b><\/span><\/span><\/span>press\u00e3o de 1 atm <\/b><\/span><\/span><\/span>possui <\/b><\/span><\/span><\/span>volume de 1000 cm<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sup><\/span> quando sua temperatura \u00e9 de 300 K.<\/b><\/span><\/span><\/span><\/p>\n

Ap\u00f3s <\/b><\/span><\/span><\/span>sofrer uma <\/b><\/span><\/span><\/span>expans\u00e3o isob\u00e1rica, <\/b><\/span><\/span><\/span>seu <\/b><\/span><\/span><\/span>volume \u00e9 aumentado para 300% do valor inicial. Determine<\/b><\/span><\/span><\/span> a <\/b><\/span><\/span><\/span>varia\u00e7\u00e3o da energia interna do g\u00e1s <\/b><\/span><\/span><\/span>e o <\/b><\/span><\/span><\/span>trabalho mec\u00e2nico, em joules, realizado pelo g\u00e1s durante essa transforma\u00e7\u00e3o.<\/b><\/span><\/span><\/span><\/p>\n

(A) <\/b><\/span><\/span><\/span>2.10<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span> e 3.10<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span> <\/b><\/p>\n

(B) <\/b><\/span><\/span><\/span>2.10<\/b><\/span><\/span><\/span>8<\/b><\/span><\/span><\/sup><\/span> e 2.10<\/b><\/span><\/span><\/span>8<\/b><\/span><\/span><\/sup><\/span> <\/b><\/p>\n

(C) <\/b><\/span><\/span><\/span>3.10<\/b><\/span><\/span><\/span>4<\/b><\/span><\/span><\/sup><\/span> e 2.10<\/b><\/span><\/span><\/span>4<\/b><\/span><\/span><\/sup><\/span> <\/b><\/p>\n

(D) <\/b><\/span><\/span><\/span>3.10<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span> e 2.10<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sup><\/span><\/p>\n

08-(PUC-SP-017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Considere um <\/b><\/span><\/span><\/span>sistema formado <\/b><\/span><\/span><\/span>por <\/b><\/span><\/span><\/span>duas cordas el\u00e1sticas diferentes, <\/b><\/span><\/span><\/span>com <\/b><\/span><\/span><\/span>densidades lineares \u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> e \u00b5<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>, <\/b><\/span><\/span><\/span>tal que <\/b><\/span><\/span><\/span>\u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> > \u00b5<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>. <\/b><\/span><\/span><\/span><\/p>\n

Na <\/b><\/span><\/span><\/span>corda de densidade linear \u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> <\/b>\u00e9 <\/b><\/span><\/span><\/span>produzido um pulso que se desloca com velocidade constante<\/b><\/span><\/span><\/span> e <\/b><\/span><\/span><\/span>igual a v<\/b><\/span><\/span><\/span>, conforme <\/b><\/span><\/span><\/span>indicado na figura.<\/b><\/span><\/span><\/span>\"\"<\/p>\n

Ap\u00f3s um intervalo de tempo \u0394t, <\/b><\/span><\/span><\/span>depois de o <\/b><\/span><\/span><\/span>pulso atingir a jun\u00e7\u00e3o das duas cordas, verifica-se <\/b><\/span><\/span><\/span>que o <\/b><\/span><\/span><\/span>pulso refratado percorreu uma dist\u00e2ncia 3 vezes maior que a dist\u00e2ncia percorrida pelo pulso refletido.<\/b><\/span><\/span><\/span> <\/b><\/p>\n

Com <\/b><\/span><\/span><\/span>base nessas informa\u00e7\u00f5es, <\/b><\/span><\/span><\/span>podemos <\/b><\/span><\/span><\/span>afirmar, respectivamente, <\/b><\/span><\/span><\/span>que a <\/b><\/span><\/span><\/span>rela\u00e7\u00e3o entre as densidades lineares das duas cordas <\/b><\/span><\/span><\/span>e que as <\/b><\/span><\/span><\/span>fases dos pulsos refletido e refratado <\/b><\/span><\/span><\/span>est\u00e3o <\/b><\/span><\/span><\/span>corretamente relacionados na alternativa: <\/b><\/span><\/span><\/span><\/p>\n

(A) \u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> = 3.\u00b5<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>, o <\/b><\/span><\/span><\/span>pulso refletido sofre invers\u00e3o de fase <\/b><\/span><\/span><\/span>mas o pulso <\/b><\/span><\/span><\/span>refratado n\u00e3o sofre invers\u00e3o de fase. <\/b><\/span><\/span><\/span><\/p>\n

(B) \u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> = 3.\u00b5<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>,<\/b><\/span><\/span><\/span> os <\/b><\/span><\/span><\/span>pulsos refletido e refratado n\u00e3o sofrem invers\u00e3o de fase.<\/b><\/span><\/span><\/span><\/p>\n

(C) \u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> = 9.\u00b5<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>, <\/b><\/span><\/span><\/span>o <\/b><\/span><\/span><\/span>pulso refletido n\u00e3o sofre invers\u00e3o de fase <\/b><\/span><\/span><\/span>mas o <\/b><\/span><\/span><\/span>pulso refratado sofre invers\u00e3o de fase. <\/b><\/span><\/span><\/span><\/p>\n

(D) \u00b5<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span> = 9.\u00b5<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>, <\/b><\/span><\/span><\/span>os <\/b><\/span><\/span><\/span>pulsos refletido e refratado n\u00e3o sofrem invers\u00e3o de fase. <\/b><\/span><\/span><\/span><\/p>\n

09-(PUC-SP-017)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Um <\/b><\/span><\/span><\/span>aluno resolve colocar em pr\u00e1tica<\/b><\/span><\/span><\/span> seus <\/b><\/span><\/span><\/span>conhecimentos de F\u00edsica <\/b><\/span><\/span><\/span>enquanto brinca com os colegas em um <\/b><\/span><\/span><\/span>balan\u00e7o de corda \u00fanica de comprimento L (figura 1).<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Ele <\/b><\/span><\/span><\/span>deseja q<\/b><\/span><\/span><\/span>ue, ao <\/b><\/span><\/span><\/span>passar pelo ponto mais baixo da trajet\u00f3ria<\/b><\/span><\/span><\/span>, a <\/b><\/span><\/span><\/span>tra\u00e7\u00e3o na corda <\/b><\/span><\/span><\/span>corresponda <\/b><\/span><\/span><\/span>a 3\/2 de seu peso. <\/b><\/span><\/span><\/span><\/p>\n

Ap\u00f3s alguns <\/b><\/span><\/span><\/span>c\u00e1lculos, <\/b><\/span><\/span><\/span>ele, <\/b><\/span><\/span><\/span>depois de sentar-se no balan\u00e7o, <\/b><\/span><\/span><\/span>pede para que <\/b><\/span><\/span><\/span>um colega posicione <\/b><\/span><\/span><\/span>o balan\u00e7o <\/b><\/span><\/span><\/span>conforme indicado na figura 2. <\/b><\/span><\/span><\/span><\/p>\n

Considerando <\/b><\/span><\/span><\/span>desprez\u00edveis todas as formas de atrito <\/b><\/span><\/span><\/span>e que, no <\/b><\/span><\/span><\/span>in\u00edcio do movimento, o balan\u00e7o est\u00e1 <\/b><\/span><\/span><\/span>com a <\/b><\/span><\/span><\/span>corda esticada, parte do repouso <\/b><\/span><\/span><\/span>e <\/b><\/span><\/span><\/span>descreve uma trajet\u00f3ria circular, <\/b><\/span><\/span><\/span>qual o <\/b><\/span><\/span><\/span>\u00e2ngulo \u03b1 encontrado por ele?<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

 <\/p>\n

 <\/p>\n

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

 <\/p>\n

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

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

A PUC-SP constitui uma\u00a0institui\u00e7\u00e3o privada,\u00a0mantida pelas mensalidades pagas pelos alunos, cujo ingresso \u00e9 dado por meio do\u00a0vestibular, que \u00e9 de responsabilidade da\u00a0Coordenadoria de\u00a0Vestibulares e Concursos da PUC-SP, que tamb\u00e9m seleciona alunos para outras institui\u00e7\u00f5es\u00a0al\u00e9m da PUC-SP, entre elas a FAMEMA \u2013\u00a0Faculdade de Medicina de Mar\u00edlia\u00a0(institui\u00e7\u00e3o p\u00fablica), a FDSBC \u2013\u00a0Faculdade de Direito de S\u00e3o Bernardo do Campo\u00a0e a FMABC \u2013\u00a0Faculdade de<\/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-2730","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2730","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=2730"}],"version-history":[{"count":5,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2730\/revisions"}],"predecessor-version":[{"id":10451,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/2730\/revisions\/10451"}],"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=2730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}