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CIRCUITOS ELÉTRICOS

Authored by Prof. JHERMS

Physics

12th Grade

Used 1+ times

CIRCUITOS ELÉTRICOS
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9 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Qual a resistência equivalente ?

18 ohms

14 ohms

12 ohms

22 ohms

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dois resistores de 20Ω estão associados em paralelo.

Req =20 Ω

Req = 10 Ω

Req = 40 Ω

Req = 5 Ω

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Marque a alternativa verdadeira

Req = 18 Ω

A corrente nas lâmpadas são diferentes

A corrente elétrica vale 2A

A ddp na lampada de 6Ω vale 18V

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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Marque a alternativa correta

Req = 50 Ω

Req = 600 Ω

Req = 120 Ω

Req = 12 Ω

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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Qual o valor da Resistência equivalente?

10Ω

5 Ω

30 Ω

15 Ω

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Três resistores de 30Ω cada estão ligados em paralelo. Qual o valor da resistência equivalente?

10Ω

30Ω

90Ω

15Ω

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

A corrente no resistor de 5Ω vale 2A

A corrente no resistor 3Ω vale 2A

A ddp no circuito é 50V

A corrente total vale 4A

Req = 15Ω

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