
Quiz sobre Eletricidade
Quiz
•
Physics
•
3rd Grade
•
Practice Problem
•
Hard
Gilberto Ruiz Carvalho
FREE Resource
Enhance your content in a minute
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a utilidade da eletricidade para a sociedade?
Não tem utilidade
Ajuda a compreender o funcionamento de aparelhos
É perigosa e deve ser evitada
Não é usada em tecnologia
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a carga elétrica mostrada no circuito da imagem?
500
430
300
600
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual componente é usado para limitar a corrente elétrica em um circuito?
Resistor
Indutor
LED
Capacitor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o símbolo de um resistor antigo?
Linha ondulada
Retângulo
Duas linhas paralelas
Linhas com + e -
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual componente tem o símbolo de linhas com + e -?
Capacitor comum
Bateria
Resistor moderno
Capacitor polarizado
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da tensão?
Volt
Ampere
Ohm
Watt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula para calcular a corrente i2 em um resistor R2?
i2 = U/R2
i2 = R2/U
i2 = U*R2
i2 = R2*U
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