
Quiz Fundamentos da Eletricidade
Authored by MARCIA ARAUJO
Physics
2nd Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A corrente é
A oposição à passagem de cargas elétricas.
A quantidade de calor gerada em um circuito.
O fluxo ordenado de cargas elétricas através de um condutor.
A quantidade de trabalho realizado por um circuito.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A unidade de medida da intensidade da corrente elétrica é:
Volts (V)
Amperes (A)
Ohms (Ω)
Watts (W)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A fórmula que calcula a corrente elétrica é:
I = Q/t
V = W/Q
V = I * R
I = Q/t
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A tensão elétrica também pode ser chamada de:
Intensidade de corrente
Resistência elétrica
Potência elétrica
Diferença de potencial
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual fórmula descreve a relação entre tensão, corrente e resistência?
P = V * I
Q = I^2 * R
V = I * R
I = Q/t
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A resistência elétrica depende de fatores como:
A intensidade de corrente no circuito
O tipo de material, temperatura, comprimento e área do condutor
A potência total do circuito
A diferença de potencial aplicada
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A potência elétrica, medida em watts, pode ser calculada por meio da fórmula:
V = W/Q
Q = I^2 * R* t
P = V * I
I = Q/t
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