
Quiz sobre Circuitos Elétricos 2
Authored by Artur Triformis
Science
11th Grade

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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a função principal de um multímetro?
Medir apenas a tensão
Medir a corrente e a resistência
Medir tensão, corrente e resistência
Medir apenas a resistência
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa o “80-20 Rule” em segurança de circuitos?
Focar 80% do tempo em áreas de baixa resistência
Focar 20% dos esforços em evitar contacto com componentes
Aplicar precauções adicionais em partes de alto risco do circuito
Conectar 80% dos componentes antes de aplicar tensão
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em que unidade é medida a resistência?
Ampere
Ohm
Volt
Watt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a função de um transformador num circuito?
Alterar a resistência
Medir a corrente
Aumentar ou diminuir a tensão
Gerar calor
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a característica de um circuito paralelo?
A corrente é a mesma em todos os componentes
A tensão é a mesma em todos os componentes
A resistência é igual em todos os componentes
O circuito funciona apenas em corrente contínua
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dos seguintes materiais é um bom condutor?
Plástico
Cobre
Borracha
Madeira
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A resistência num circuito é medida em:
Ohms
Volts
Amperes
Farads
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