
Eletrodinâmica
Authored by Gabriela Ramunno
Physics
10th - 12th Grade
Used 10+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual é a unidade de medida da corrente elétrica?
Ampére (A)
Ohm (Ω)
Volt (V)
Watt (W)
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Qual é a unidade de medida da potência elétrica?
Volt (V)
Watt (W)
Ampére (A)
Ohm (Ω)
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
O que é a resistência elétrica?
O fluxo ordenado de elétrons
O fluxo desordenado de elétrons
A energia elétrica gerada pela bateria
A capacidade de se opor à passagem da corrente elétrica
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Uma lâmpada cuja resistência de 4 Ω está ligada a uma bateria e é percorrida por uma corrente elétrica de 2 A. Qual é a diferença de potencial da bateria?
2 V
4 V
8 V
1 V
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Se a ddp de um circuito aumentar e a resistência elétrica permanecer constante, a corrente elétrica irá:
aumentar
diminuir
permanecer constante
dobrar
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Um resistor de quantos ohms seria percorrido por 3 A ao ser conectado a uma bateria de 12 V?
36
4
12
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Se a ddp de um circuito permanecer constante e a resistência elétrica aumentar, a corrente elétrica irá:
aumentar
diminuir
permanecer constante
dobrar
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