Qual a resistência equivalente ?

CIRCUITOS ELÉTRICOS

Quiz
•
Physics
•
12th Grade
•
Hard
Prof. JHERMS
Used 1+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
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
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
Marque a alternativa correta
Req = 50 Ω
Req = 600 Ω
Req = 120 Ω
Req = 12 Ω
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
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
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
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Três resistores idênticos de R = 30Ω estão ligados em paralelo com uma bateria de 120 V
A corrente total vale 12A
A corrente total vale 36A
A corrente total vale 120A
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dois resistores de 5Ω cada estão em série. A ddp total vale 20V.
A corrente total é 1A
A corrente total é 2A
A corrente total é 4A
A corrente total é 5A
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