
Quiz sobre a Lei de Ohm
Authored by PATRICIA PLATNER
Physics
12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a expressão matemática da Lei de Ohm?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece com a corrente elétrica se a resistência for mantida constante e a tensão for duplicada?
A corrente diminui pela metade
A corrente permanece igual
A corrente dobra
A corrente triplica
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das alternativas abaixo representa uma aplicação prática da Lei de Ohm?
Calcular a potência de um motor
Determinar a resistência de um fio em um circuito elétrico
Medir a temperatura de um líquido
Calcular a velocidade de um carro
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A unidade de resistência elétrica no Sistema Internacional é:
Volt
Ampère
Ohm
Watt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em um circuito, se a resistência aumenta e a tensão permanece constante, o que acontece com a corrente?
Aumenta
Diminui
Permanece igual
Torna-se zero
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