{"id":1777,"date":"2016-01-11T22:15:20","date_gmt":"2016-01-11T22:15:20","guid":{"rendered":"http:\/\/fisicaevestibular.com.br\/novo\/?page_id=1777"},"modified":"2024-12-02T19:31:41","modified_gmt":"2024-12-02T19:31:41","slug":"exercicios-de-vestibulares-com-resolucao-comentada-sobre-resistor-equivalente","status":"publish","type":"page","link":"https:\/\/fisicaevestibular.com.br\/novo\/eletricidade\/eletrodinamica\/resistor-equivalente\/exercicios-de-vestibulares-com-resolucao-comentada-sobre-resistor-equivalente\/","title":{"rendered":"Exerc\u00edcios de vestibulares com resolu\u00e7\u00e3o comentada sobre Resistor equivalente"},"content":{"rendered":"

Exerc\u00edcios de vestibulares com resolu\u00e7\u00e3o comentada sobre<\/b><\/span><\/span><\/span><\/p>\n

Resistor equivalente<\/b><\/span><\/span><\/span><\/p>\n

\u00a0<\/span>01- (UFB)<\/b><\/span><\/span><\/span> Em cada uma das associa\u00e7\u00f5es abaixo, calcule a resist\u00eancia do resistor equivalente entre os pontos especificados:<\/b><\/span><\/span><\/span><\/p>\n

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

a)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

b)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

c)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

d)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

e)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

f)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

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

g)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

h)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

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

i)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

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

j)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

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

l)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

02-(UFMS-MS)<\/b><\/span><\/span><\/span> No circuito el\u00e9trico abaixo, determine o valor da resist\u00eancia equivalente entre os pontos A e B.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

03-(UEL-PR)<\/b><\/span><\/span><\/span> Considere o circuito representado no esquema abaixo, onde cada resist\u00eancia vale 10\u2126.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A resist\u00eancia equivalente entre os terminais X e Y, em ohms, \u00e9 igual a:<\/b><\/span><\/span><\/span><\/p>\n

a) 10\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

b) 15\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

c) 30\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

d) 40\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

e) 90<\/b><\/span><\/span><\/span><\/p>\n

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

04-(UFRJ-RJ)<\/b><\/span><\/span><\/span> A menor resist\u00eancia equivalente dos circuitos a seguir \u00e9 (considere que as resist\u00eancias s\u00e3o todas iguais):<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

05-(FGV-SP)<\/b><\/span><\/span><\/span> Pensando em como utilizar o imenso estoque de resistores de 20\u2126 e 5\u2126 que estavam \u201cencalhados\u201d no dep\u00f3sito de uma f\u00e1brica, o engenheiro respons\u00e1vel\u00a0 determina que se fa\u00e7a uma associa\u00e7\u00e3o de valor equivalente (entre os pontos A e B) ao resistor de que precisariam para a montagem de um determinado aparelho.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

O funcion\u00e1rio que fazia a soldagem do circuito alternativo, distraidamente, trocou a ordem dos resistores e um lote intenso de associa\u00e7\u00f5es teve que ser descartado.<\/b><\/span><\/span><\/span><\/p>\n

As resist\u00eancias corretas em cada associa\u00e7\u00e3o deveriam ser: R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>=20\u2126, R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>=20\u2126 e R<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sub><\/span>=5\u2126.<\/b><\/span><\/span><\/span><\/p>\n

As resist\u00eancias montadas erradamente\u00a0 em cada associa\u00e7\u00e3o foram: R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>=5\u2126, R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>=20\u2126 e R<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sub><\/span>=20\u2126.<\/b><\/span><\/span><\/span><\/p>\n

A troca dos resistores acarretou uma diminui\u00e7\u00e3o da resist\u00eancia desejada, em cada associa\u00e7\u00e3o, de:<\/b><\/span><\/span><\/span><\/p>\n

\u00a0a) 5 \u2126\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

b) 9 \u2126\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

c) 15 \u2126\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\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

d) 24 \u2126\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\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

e) 25 \u2126<\/b><\/span><\/span><\/span><\/p>\n

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

06-(MACKENZIE-SP)<\/b><\/span><\/span><\/span> Uma caixa cont\u00e9m resistores conectados a tr\u00eas terminais, como mostra a figura abaixo.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A rela\u00e7\u00e3o entre as resist\u00eancias equivalentes entre os pontos A e B e entre os pontos B e C (R<\/b><\/span><\/span><\/span>AB<\/b><\/span><\/span><\/sub><\/span>\/R<\/b><\/span><\/span><\/span>BC<\/b><\/span><\/span><\/sub><\/span>) \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

a) 4\/3\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

b) 1\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

c) 1\/2\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\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

d) 2\/3\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

e) 2<\/b><\/span><\/span><\/span><\/p>\n

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

07-(UNICAMP-SP)<\/b><\/span><\/span><\/span> Disp\u00f5e-se de v\u00e1rios resistores iguais de resist\u00eancia R=<\/b><\/span><\/span><\/span>1\u2126..<\/b><\/span><\/span><\/span><\/p>\n

a) Fa\u00e7a um esquema mostrando o n\u00famero m\u00ednimo de resistores necess\u00e1rios e a maneira como eles devem ser associados para se obter uma resist\u00eancia equivalente de 1,5\u2126.<\/b><\/span><\/span><\/span><\/p>\n

b) Mostre o esquema de outra associa\u00e7\u00e3o de resistores dispon\u00edveis que tamb\u00e9m tenha uma resist\u00eancia equivalente de 1,5\u2126<\/b><\/span><\/span><\/span><\/p>\n

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

08-(UFF-RJ)<\/b><\/span><\/span><\/span> Em meados da primeira metade do s\u00e9culo XIX, Georg Simon Ohm formulou uma lei que relaciona tr\u00eas grandezas importantes no estudo da eletricidade: tens\u00e3o (V), intensidade de corrente (i) e resist\u00eancia (R). Baseado nessa lei, a fim de<\/b><\/span><\/span><\/span><\/p>\n

verificar se um determinado resistor era \u00f4hmico, um estudante reproduziu a experi\u00eancia de Ohm, obtendo o seguinte gr\u00e1fico:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A) Informe se o resistor utilizado na experi\u00eancia do estudante \u00e9 \u00f4hmico e, em caso afirmativo, calcule o valor de sua resist\u00eancia.<\/b><\/span><\/span><\/span><\/p>\n

B) Considere esse resistor submetido a uma tens\u00e3o de 9,0 volts, durante um intervalo de tempo de 5,0 minutos, e determine, em joule, a energia dissipada.<\/b><\/span><\/span><\/span><\/p>\n

C) Repetindo a experi\u00eancia com diversos resistores, o estudante encontrou um conjunto de tr\u00eas resistores \u00f4hmicos id\u00eanticos e os associou de duas maneiras distintas, conforme representado na figura 1. O estudante, ent\u00e3o, imergiu cada associa\u00e7\u00e3o em iguais quantidades de \u00e1gua e submeteu seus terminais (X e Y) a uma mesma diferen\u00e7a de potencial, mantendo-a constante.<\/b><\/span><\/span><\/span><\/p>\n

Identifique, nesse caso, a associa\u00e7\u00e3o capaz de aquecer, mais rapidamente, a \u00e1gua. Justifique sua resposta.<\/b><\/span><\/span><\/span><\/p>\n

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

09-(CESGRANRIO-RJ)<\/b><\/span><\/span><\/span> No circuito abaixo, sabe-se que a resist\u00eancia equivalente entre os pontos A e B vale 3\u2126.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Ent\u00e3o, o valor da resist\u00eancia R, em ohms, deve ser igual a:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

10-(PUC-RJ)<\/b><\/span><\/span><\/span> Quando as resist\u00eancias R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>e R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>s\u00e3o colocadas em s\u00e9rie, elas possuem uma resist\u00eancia equivalente de 6 \u2126. Quando R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>e R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>s\u00e3o colocadas em paralelo, a resist\u00eancia equivalente cai para 4\/3 \u2126. Os valores das resist\u00eancias R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>e R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>, respectivamente, s\u00e3o:<\/b><\/span><\/span><\/span><\/p>\n

a) 5 \u2126 e 1 \u2126\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

b) 3 \u2126 e 3 \u2126\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

c) 4 \u2126\u00a0 e 2 \u2126\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

d) 6 \u2126 e 0 \u2126\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

e)\u00a0 0 \u2126 e 6 \u2126<\/b><\/span><\/span><\/span><\/p>\n

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

11-(PUC-MG)<\/b><\/span><\/span><\/span> No circuito da figura a seguir, \u00e9 CORRETO afirmar que os resistores:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

a) R1, R2 e R5 est\u00e3o em s\u00e9rie.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

b) R1 e R2 est\u00e3o em s\u00e9rie.\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

c) R4 e R5 n\u00e3o est\u00e3o em paralelo.<\/b><\/span><\/span><\/span><\/p>\n

d) R1 e R3 est\u00e3o em paralelo.<\/b><\/span><\/span><\/span><\/p>\n

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

12-(PUC-RJ)<\/b><\/span><\/span><\/span> Tr\u00eas resistores id\u00eanticos de R = 30 \u2126 est\u00e3o ligados em paralelo com uma bateria de 12 V. Pode-se afirmar que a resist\u00eancia equivalente do circuito \u00e9 de<\/b><\/span><\/span><\/span><\/p>\n

a) Req = 10 \u2126\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

b) Req = 20 \u2126\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0<\/b><\/span><\/span><\/span><\/span><\/p>\n

c) Req = 30 \u2126\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/span><\/p>\n

d) Req = 40 \u2126\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

e) Req = 60 \u2126<\/b><\/span><\/span><\/span><\/p>\n

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

13-(UNESP-SP)<\/b><\/span><\/span><\/span> Os carros atuais s\u00e3o equipados com um vidro t\u00e9rmico traseiro para eliminar o emba\u00e7amento em dias \u00famidos ou chuvosos. Para isso, tiras resistivas instaladas na face interna do vidro s\u00e3o conectadas ao sistema el\u00e9trico do ve\u00edculo, de modo que possa transformar energia el\u00e9trica em energia t\u00e9rmica. Num dos ve\u00edculos fabricados no pa\u00eds, por exemplo, essas tiras (resistores) s\u00e3o arranjadas de forma semelhante \u00e0 representada na figura.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Considerando as resist\u00eancias das tiras 1,2,….,6 respectivamente como R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>=R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>=……,=R<\/b><\/span><\/span><\/span>6<\/b><\/span><\/span><\/sub><\/span>=R, fa\u00e7a um esquema da associa\u00e7\u00e3o que corresponde ao arranjo das tiras da figura e calcule a resist\u00eancia do resistor equivalente.<\/b><\/span><\/span><\/span><\/p>\n

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

14-(UFRN-RN)<\/b><\/span><\/span><\/span> Um anel feito a partir de um fio condutor homog\u00eaneo possui, entre pontos diametralmente opostos, uma resist\u00eancia R.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Se cortarmos esse anel em 4 partes iguais, duas a duas, tendo os peda\u00e7os maiores o dobro do comprimento dos peda\u00e7os menores, e os ligarmos como mostra a figura acima, podemos afirmar que, entre os pontos A e B, a resist\u00eancia valer\u00e1:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

15-(UFRRJ-RJ)<\/b><\/span><\/span><\/span> A figura a seguir mostra um circuito simples que alimenta um chuveiro el\u00e9trico C.<\/b><\/span><\/span><\/span><\/p>\n

Dentre os sistemas de resist\u00eancias a seguir, o que aquecer\u00e1 mais rapidamente a \u00e1gua \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

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

16-(UFRJ-RJ)<\/b><\/span><\/span><\/span> Um circuito \u00e9 formado por uma bateria ideal, que mant\u00e9m em seus terminais uma diferen\u00e7a de potencial V, um amper\u00edmetro ideal A, uma chave e tr\u00eas resistores id\u00eanticos, de resist\u00eancia R cada um, dispostos como indica a figura. Com a chave fechada, o amper\u00edmetro registra a corrente I. Com a chave aberta, o amper\u00edmetro registra a corrente I’:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

a) Calcule a raz\u00e3o I’\/ I.<\/b><\/span><\/span><\/span><\/p>\n

b) Se esses tr\u00eas resistores fossem usados para aquecimento da \u00e1gua de um chuveiro el\u00e9trico, indique se ter\u00edamos \u00e1gua mais quente com a chave aberta ou fechada. Justifique sua resposta.<\/b><\/span><\/span><\/span><\/p>\n

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

17-(UERJ-RJ)<\/b><\/span><\/span><\/span> Considere a associa\u00e7\u00e3o de tr\u00eas resistores: A, B, e C. Suas respectivas resist\u00eancias s\u00e3o R<\/b><\/span><\/span><\/span>A<\/b><\/span><\/span><\/sub><\/span>, R<\/b><\/span><\/span><\/span>B<\/b><\/span><\/span><\/sub><\/span>, e R<\/b><\/span><\/span><\/span>C<\/b><\/span><\/span><\/sub><\/span>, e R<\/b><\/span><\/span><\/span>A<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>> R<\/b><\/span><\/span><\/span>B<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>> R<\/b><\/span><\/span><\/span>C<\/b><\/span><\/span><\/sub><\/span>.<\/b><\/span><\/span><\/span><\/p>\n

O esquema que apresenta a maior resist\u00eancia entre os pontos P e M est\u00e1 indicado em:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

18-(UNESP-SP)<\/b><\/span><\/span><\/span> Um indiv\u00edduo deseja fazer com que o aquecedor el\u00e9trico central de sua resid\u00eancia aque\u00e7a a \u00e1gua do reservat\u00f3rio no menor tempo poss\u00edvel. O aquecedor possui um resistor com resist\u00eancia R. Contudo, ele possui mais dois resistores exatamente iguais ao instalado no aquecedor e que podem ser utilizados para esse fim. Para que consiga seu objetivo, tomando todas as precau\u00e7\u00f5es para evitar acidentes, e considerando que as resist\u00eancias n\u00e3o variem com a temperatura, ele deve utilizar o circuito<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

19-(UNESP-SP)<\/b><\/span><\/span><\/span> Como conseq\u00fc\u00eancia do r\u00e1pido desenvolvimento da tecnologia eletr\u00f4nica, hoje \u00e9 poss\u00edvel realizar experimentos nas diversas \u00e1reas da ci\u00eancia utilizando amostras com dimens\u00f5es da ordem de nm (1 nm = 10<\/b><\/span><\/span><\/span>-9<\/b><\/span><\/span><\/sup><\/span>\u00a0<\/b><\/span><\/span><\/span>m). Novas perspectivas foram introduzidas e v\u00eam sendo exploradas, como as investiga\u00e7\u00f5es sobre propriedades el\u00e9tricas de macromol\u00e9culas e cadeias polim\u00e9ricas, como as prote\u00ednas.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\u00a0Diante dessa possibilidade, um pesquisador verificou com sucesso a sua hip\u00f3tese de que uma determinada prote\u00edna, esticada, satisfazia \u00e0 lei de Ohm. Depois de medidas sistem\u00e1ticas da resist\u00eancia el\u00e9trica, ele concluiu que o seu valor \u00e9 R. Prosseguindo na investiga\u00e7\u00e3o, partiu essa cadeia em dois peda\u00e7os, ligando-os em paralelo, e a medida da resist\u00eancia efetiva foi de 3R\/16. Considerando que o peda\u00e7o de menor comprimento tenha resist\u00eancia R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>e o de comprimento maior, resist\u00eancia R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>, calcule esses valores expressos em termos de R.<\/b><\/span><\/span><\/span><\/p>\n

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

\u00a020-(PUC-RJ)<\/b><\/span><\/span><\/span> Dois resistores R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>= 1 \u2126 e R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>= 2 \u2126 s\u00e3o ligados a uma bateria de 2 V. De que maneira esses dois resistores devem ser combinados para que a pot\u00eancia dissipada no circuito seja a menor poss\u00edvel?<\/b><\/span><\/span><\/span><\/p>\n

a) Os resistores devem ser colocados em s\u00e9rie, e a pot\u00eancia dissipada ser\u00e1 de 4\/3 W.<\/b><\/span><\/span><\/span><\/p>\n

b) Os resistores devem ser colocados em s\u00e9rie, e a pot\u00eancia dissipada ser\u00e1 de 3\/4 W.<\/b><\/span><\/span><\/span><\/p>\n

c) Os resistores podem ser igualmente colocados em s\u00e9rie ou em paralelo, e a pot\u00eancia dissipada ser\u00e1 de 1 W.<\/b><\/span><\/span><\/span><\/p>\n

d) Os resistores devem ser colocados em paralelo, e a pot\u00eancia dissipada ser\u00e1 de 4\/3 W.<\/b><\/span><\/span><\/span><\/p>\n

e) Os resistores devem ser colocados em paralelo, e a pot\u00eancia dissipada ser\u00e1 de 3\/4 W.<\/b><\/span><\/span><\/span><\/p>\n

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

21-(CFT-MG)<\/b><\/span><\/span><\/span> A FIG. 1 representa uma associa\u00e7\u00e3o de resist\u00eancias id\u00eanticas e a FIG. 2, uma bateria e fios de liga\u00e7\u00e3o.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Para se obter o maior valor de corrente el\u00e9trica, os fios devem ser ligados nos pontos<\/b><\/span><\/span><\/span><\/p>\n

a) A e B.\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

b) A e D.\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

c) B e C.\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

d) C e D.<\/b><\/span><\/span><\/span><\/p>\n

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

22-(PUC-RJ)<\/b><\/span><\/span><\/span> Duas resist\u00eancias el\u00e9tricas, uma de 2\u2126 e outra de 6\u2126, devem ser ligadas a uma bateria ideal de 12 V em um circuito el\u00e9trico.<\/b><\/span><\/span><\/span><\/p>\n

a) Determine de que maneira as resist\u00eancias devem ser ligadas para que a pot\u00eancia dissipada pelo circuito seja a menor poss\u00edvel.<\/b><\/span><\/span><\/span><\/p>\n

b) Desenhe o circuito correspondente \u00e0 resposta do item a.<\/b><\/span><\/span><\/span><\/p>\n

c) Determine o valor de tens\u00e3o para o qual a bateria deveria ser ajustada de forma que a pot\u00eancia no circuito el\u00e9trico aumente em 300%.<\/b><\/span><\/span><\/span><\/p>\n

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

23-(ITA-SP)<\/b><\/span><\/span><\/span> No circuito el\u00e9trico da figura, os v\u00e1rios elementos t\u00eam resist\u00eancias R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>, R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>e R<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sub><\/span>conforme indicado.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Sabendo que R<\/b><\/span><\/span><\/span>3<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>= R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\/2, para que a resist\u00eancia equivalente entre os pontos A e B da associa\u00e7\u00e3o da figura seja igual a 2 R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>a raz\u00e3o r = R<\/b><\/span><\/span><\/span>2<\/b><\/span><\/span><\/sub><\/span>\/R<\/b><\/span><\/span><\/span>1<\/b><\/span><\/span><\/sub><\/span>\u00a0<\/b><\/span><\/span><\/span>deve ser<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

24-(ITA-SP)<\/b><\/span><\/span><\/span> Um circuito el\u00e9trico \u00e9 constitu\u00eddo por um n\u00famero infinito de resistores id\u00eanticos, conforme a figura.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\u00a0A resist\u00eancia de cada elemento \u00e9 igual a R. A resist\u00eancia equivalente entre os pontos A e B vale:<\/b><\/span><\/span><\/span><\/p>\n

a) infinita\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

b) R.(\u221a3 \u2013 1)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

c) R\u221a3\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

d) R.(1 – \u221a3\/3)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

e) R(1 + \u221a3)<\/b><\/span><\/span><\/span><\/p>\n

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

25-(UECE-CE)<\/b><\/span><\/span><\/span> Um longo cabo subterr\u00e2neo de 10km se estende de leste para oeste e consiste de dois fios paralelos de 13\u2126\/km. Um contato indevido se forma a uma dist\u00e2ncia x, medida a partir da extremidade oeste, quando um caminho condutor de resist\u00eancia R faz a liga\u00e7\u00e3o entre os fios, como mostra a figura.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A resist\u00eancia \u00e9 R=60\u2126, quando medida a partir das extremidades do oeste e 216\u2126, quando medida a partir\u00a0 das extremidades do leste. O valor de x, em quil\u00f4metros \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

26-(UECE-CE)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A resist\u00eancia equivalente R, entre os pontos P e Q, em ohms, da combina\u00e7\u00e3o de resistores mostrada na figura \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

a) 0,15\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

b) 6,67\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

c) 9,33\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

d) 15,00\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

e) 22,5<\/b><\/span><\/span><\/span><\/p>\n

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

27-(PUC-PR)<\/b><\/span><\/span><\/span> O setor agropecu\u00e1rio, nos \u00faltimos anos, vem passando por grandes transforma\u00e7\u00f5es. Atualmente, as propriedades rurais s\u00e3o dotadas de um bom n\u00edvel de conforto, o que anteriormente era privil\u00e9gio somente dos habitantes urbanos. Sem d\u00favida, a energia el\u00e9trica \u00e9 a principal respons\u00e1vel por essa moderniza\u00e7\u00e3o.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\u00a0Ela permite desde a implanta\u00e7\u00e3o de motores el\u00e9tricos, que aumentam a capacidade produtiva da fazenda, at\u00e9 uma ilumina\u00e7\u00e3o eficiente bem como a utiliza\u00e7\u00e3o de aparelhos de comunica\u00e7\u00e3o, como r\u00e1dio, telefone, TV e v\u00e1rios outros, proporcionando melhor qualidade de vida e reduzindo o \u00eaxodo rural.<\/b><\/span><\/span><\/span><\/p>\n

Dessa maneira, a constru\u00e7\u00e3o de usinas de pequeno porte pode ser uma alternativa para o fornecimento de energia el\u00e9trica para pequenas propriedades rurais.<\/b><\/span><\/span><\/span><\/p>\n

Em granjas, por exemplo, \u00e9 comum a utiliza\u00e7\u00e3o de chocadeiras de ovos. Uma chocadeira de ovos comum necessita de quatro l\u00e2mpadas de 40 W – 120 V para aquecer o ambiente interno.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Essas l\u00e2mpadas devem ficar ligadas 24 horas.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

De acordo com o texto, assinale a alternativa CORRETA.<\/b><\/span><\/span><\/span><\/p>\n

a) Utilizando-se a usina hidroel\u00e9trica e supondo que as l\u00e2mpadas da chocadeira est\u00e3o associadas em paralelo, \u00e9 poss\u00edvel fornecer energia el\u00e9trica para 150 chocadeiras por dia.<\/b><\/span><\/span><\/span><\/p>\n

b) Na tabela acima a capacidade de gera\u00e7\u00e3o est\u00e1 relacionada \u00e0 pot\u00eancia el\u00e9trica gerada em cada tipo de usina.<\/b><\/span><\/span><\/span><\/p>\n

c) Na usina e\u00f3lica, a energia \u00e9 do tipo n\u00e3o renov\u00e1vel.<\/b><\/span><\/span><\/span><\/p>\n

d) Supondo que a tens\u00e3o permane\u00e7a constante na associa\u00e7\u00e3o das l\u00e2mpadas da chocadeira, a pot\u00eancia total ser\u00e1 a mesma independente de a liga\u00e7\u00e3o ser em s\u00e9rie ou em paralelo.<\/b><\/span><\/span><\/span><\/p>\n

e) Supondo que a tens\u00e3o el\u00e9trica obtida gerada a partir de pain\u00e9is fotovoltaicos seja cont\u00ednua e igual a 220 V, se ligarmos as l\u00e2mpadas da chocadeira em s\u00e9rie, nesta tens\u00e3o elas funcionar\u00e3o normalmente.<\/b><\/span><\/span><\/span><\/p>\n

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

28-(UFB)<\/b><\/span><\/span><\/span> Calcule em cada caso a resist\u00eancia do resistor equivalente entre os pontos P e Q:<\/b><\/span><\/span><\/span><\/p>\n

a)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

b)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

c)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

29-(UFV-MG)<\/b><\/span><\/span><\/span> Um circuito com tr\u00eas resistores \u00e9 representado na figura a seguir.<\/b><\/span><\/span><\/span><\/p>\n

Um circuito com tr\u00eas resistores \u00e9 representado na figura a seguir.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A resist\u00eancia medida entre os pontos A e B \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

a) 6,0 \u2126\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

b) 5,0 \u2126\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

c) 2,2 \u2126\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

d) 1,8 \u2126\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

e) 1,2 \u2126<\/b><\/span><\/span><\/span><\/p>\n

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

30-(FUVEST-SP)<\/b><\/span><\/span><\/span> Um material condutor especial se torna luminoso quando \u00e9 percorrido por uma corrente el\u00e9trica. Com esse material foram escritas palavras, e nos terminais 1 e 2 foram ligadas fontes de tens\u00e3o, numa sala escura. A palavra leg\u00edvel \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

31-(PUC-SP)<\/b><\/span><\/span><\/span> Determine o valor da resist\u00eancia equivalente na associa\u00e7\u00e3o de resistores esquematizada:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

32-(FUVEST-SP)<\/b><\/span><\/span><\/span> Considere um circuito formado por 4 resistores iguais, interligados por fios perfeitamente condutores. Cada resistor tem resist\u00eancia R e ocupa uma das arestas de um cubo, como mostra a figura.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Aplicando entre os pontos A e B uma diferen\u00e7a de potencial U, a corrente que circular\u00e1 entre A e B valer\u00e1:<\/b><\/span><\/span><\/span><\/p>\n

a) 4U\/R\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

b) 2U\/R\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

c) U\/R\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

d) U\/2R\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

e) U\/4R<\/b><\/span><\/span><\/span><\/p>\n

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

33-(MACKENZIE-SP)<\/b><\/span><\/span><\/span> A resist\u00eancia do resistor equivalente \u00e0 associa\u00e7\u00e3o abaixo, entre os terminais A e B, \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

34-(UFB)<\/b><\/span><\/span><\/span> Determine a resist\u00eancia equivalente em cada uma das associa\u00e7\u00f5es abaixo, entre os pontos especificados:<\/b><\/span><\/span><\/span><\/p>\n

a)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

b)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

c)<\/b><\/span><\/span><\/span>\u00a0\"\"<\/b><\/span><\/span><\/span><\/p>\n

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

35-(FGV-SP)<\/b><\/span><\/span><\/span> Determine a resist\u00eancia do resistor equivalente da associa\u00e7\u00e3o abaixo, entre os pontos x e y:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

36-(UEL-PR)<\/b><\/span><\/span><\/span> No circuito el\u00e9trico, representado abaixo, os cinco resistores\u00a0 apresentam a mesma resist\u00eancia el\u00e9trica R. Calcule a resist\u00eancia do resistor equivalente.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

37-(MACKENZIE-SP)<\/b><\/span><\/span><\/span> A resist\u00eancia el\u00e9trica do resistor equivalente \u00e0 associa\u00e7\u00e3o abaixo, entre os pontos A e B, \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

a) zero\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

b) 5,0 \u2126\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

c) 10 \u2126\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

d) 60 \u2126\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

e) 135 \u2126<\/b><\/span><\/span><\/span><\/p>\n

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

38-(UF-PE)<\/b><\/span><\/span><\/span> No circuito, qual a resist\u00eancia equivalente entre os pontos A e B?<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

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

39-(UECE-CE)<\/b><\/span><\/span><\/span> Considere a figura a seguir. Ela \u00e9 formada de um conjunto de resistores todos de resist\u00eancia R.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

A resist\u00eancia equivalente entre os pontos A e B \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

40-(PUC-SP)<\/b><\/span><\/span><\/span> Para o circuito abaixo, considere que todos os resistores s\u00e3o \u00f4hmicos e de resist\u00eancia el\u00e9trica R.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Calcule o valor da resist\u00eancia el\u00e9trica equivalente da associa\u00e7\u00e3o.<\/b><\/span><\/span><\/span><\/p>\n

41-(FGV-SP)<\/b><\/span><\/span><\/span> Ap\u00f3s ter lido um artigo sobre a geometria e a forma\u00e7\u00e3o de fractais, um t\u00e9cnico de r\u00e1dio e TV decidiu aplicar a teoria a associa\u00e7\u00f5es com resistores de mesmo valor<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>R<\/b><\/i><\/span><\/span><\/span>. Para iniciar seu fractal, determinou que a primeira c\u00e9lula seria a desenhada a seguir: Em seguida, fez evoluir seu fractal, substituindo cada resistor por uma c\u00e9lula id\u00eantica \u00e0 original. Prosseguiu a evolu\u00e7\u00e3o at\u00e9 atingir a configura\u00e7\u00e3o dada:<\/b><\/span><\/span><\/span><\/p>\n

O resistor equivalente a esse arranjo tem valor:<\/b><\/span><\/span><\/span><\/p>\n

a) 3,375R\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

b) 3,250R\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

c) 3,125R\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

d) 3,000R\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\u00a0<\/b><\/span><\/span><\/span><\/p>\n

e) 2,875R<\/b><\/span><\/span><\/span><\/p>\n

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

42-(UERJ-RJ)<\/b><\/span><\/span><\/span>\u00a0\u00a0Observe a representa\u00e7\u00e3o do trecho de um circuito el\u00e9trico entre os pontos X e Y, contendo tr\u00eas resistores cujas resist\u00eancias medem, em ohms, a, b e c.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Admita que a sequ\u00eancia (a, b, c) \u00e9 uma progress\u00e3o geom\u00e9trica de raz\u00e3o 1\/2\u00a0 e que a resist\u00eancia equivalente entre X e Y mede<\/b><\/span><\/span><\/span><\/p>\n

2,0 W.<\/b><\/span><\/span><\/span><\/p>\n

O valor, em ohms, de (a + b + c) \u00e9 igual a:<\/b><\/span><\/span><\/span><\/p>\n

a) 21,0\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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

b) 22,5\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\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

c) 24,0\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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

d) 24,5<\/b><\/span><\/span><\/span><\/p>\n

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

43-(PUC-RJ)<\/b><\/span><\/span><\/span> Calcule a resist\u00eancia do circuito formado por 10 resistores de 10 kW, colocados todos em paralelo entre si, e em s\u00e9rie com 2 resistores de 2 kW, colocados em paralelo.<\/b><\/span><\/span><\/span><\/p>\n

a) 1 kW\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

b) 2 kW\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

c) 5 kW\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

d) 7 kW\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\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

e) 9 kW<\/b><\/span><\/span><\/span><\/p>\n

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

44 – (IME-RJ)\u00a0<\/b><\/span><\/span><\/span><\/p>\n

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

Sabendo que todos os resistores da malha infinita da figura t\u00eam resist\u00eancia R, a resist\u00eancia equivalente entre A e B \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

a) R(1 + \u221a2)\/2\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

b) R(1 + \u221a3)\/2\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

c) 3R\/2\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

d) R(1 + \u221a5)\/2 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

e) R(1 + \u221a6)\/2<\/b><\/span><\/span><\/span><\/p>\n

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

45-(UESPI-PI)\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

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

A resist\u00eancia equivalente entre os terminais A e B da bateria ideal no circuito el\u00e9trico a seguir \u00e9 igual a:<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

46-(MACKENZIE-SP)<\/b><\/span><\/span><\/span> A resist\u00eancia el\u00e9trica do resistor equivalente da<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

associa\u00e7\u00e3o abaixo, entre os pontos A e B, \u00e9:<\/b><\/span><\/span><\/span><\/p>\n

a) 2 R\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

b) R\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

c) R\/ 2\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

d) R\/ 3\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\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

e) R\/ 4<\/b><\/span><\/span><\/span><\/p>\n

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

47-(UFMS-MS)<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Resist\u00eancias el\u00e9tricas iguais (cada uma de valor 12 \u03a9) ligam os v\u00e9rtices A,B e C de um tri\u00e2ngulo, conforme a figura.<\/b><\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n

Sobre a resist\u00eancia el\u00e9trica equivalente, \u00e9 correto afirmar que,<\/b><\/span><\/span><\/span><\/p>\n

a) entre os v\u00e9rtices A e B, \u00e9 de 12 \u2126\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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

b) entre os v\u00e9rtices B e C, \u00e9 de 8\u2126<\/b><\/span><\/span><\/span><\/p>\n

c) entre os v\u00e9rtices A e C, \u00e9 de 36 \u2126\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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/span><\/span><\/span><\/p>\n

d) entre os v\u00e9rtices A e B, \u00e9 de 24 \u2126<\/b><\/span><\/span><\/span><\/p>\n

e) entre os v\u00e9rtices A e B, \u00e9 de 36 \u2126<\/b><\/span><\/span><\/span><\/p>\n

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

48-(CEFET-MG)<\/b><\/span><\/span><\/span> Dois resistores de 2,0<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>\u03a9<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>e 4,0<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>\u03a9<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>s\u00e3o ligados em s\u00e9rie e, em seguida, o conjunto \u00e9 conectado em paralelo a um resistor de 12<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>\u03a9. A resist\u00eancia equivalente dessa associa\u00e7\u00e3o, em<\/b><\/span><\/span><\/span>\u00a0<\/b><\/span><\/span><\/span>\u03a9, \u00e9<\/b><\/span><\/span><\/span><\/p>\n

a) 2,0.\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

b) 4,0.\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

c) 8,0.\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

d) 12.\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

e) 16.<\/b><\/span><\/span><\/span><\/p>\n

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

\u00a0Confira o gabarito e a resolu\u00e7\u00e3o comentada dos exerc\u00edcios<\/span><\/a><\/h3>\n","protected":false},"excerpt":{"rendered":"

Exerc\u00edcios de vestibulares com resolu\u00e7\u00e3o comentada sobre Resistor equivalente \u00a001- (UFB) Em cada uma das associa\u00e7\u00f5es abaixo, calcule a resist\u00eancia do resistor equivalente entre os pontos especificados: \u00a0 a)\u00a0 b)\u00a0 c)\u00a0 d)\u00a0 e)\u00a0 f)\u00a0 \u00a0 g)\u00a0 h)\u00a0 \u00a0 i)\u00a0 \u00a0 j)\u00a0 \u00a0 l)\u00a0 02-(UFMS-MS) No circuito el\u00e9trico abaixo, determine o valor da resist\u00eancia equivalente entre os pontos A e B.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1774,"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-1777","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/1777","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=1777"}],"version-history":[{"count":6,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/1777\/revisions"}],"predecessor-version":[{"id":11938,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/1777\/revisions\/11938"}],"up":[{"embeddable":true,"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/pages\/1774"}],"wp:attachment":[{"href":"https:\/\/fisicaevestibular.com.br\/novo\/wp-json\/wp\/v2\/media?parent=1777"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}