
CONCEITOS DE ELETRICIDADE
Quiz
•
Physics, Science, Instructional Technology, Professional Development, Education, Computers, Mathematics, Chemistry
•
3rd - 8th Grade
•
Practice Problem
•
Easy
Standards-aligned
GIVANILDO SOUSA MORAES
Used 2+ times
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30 questions
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1.
OPEN ENDED QUESTION
1 min • 1 pt
NOME COMPLETO:
Evaluate responses using AI:
OFF
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sobre circuito aberto e circuito fechado:
No circuito aberto, a corrente elétrica flui; no circuito fechado, não.
No circuito fechado, a corrente elétrica flui; no circuito aberto, não.
Ambos permitem o fluxo de corrente elétrica.
Ambos impedem o fluxo de corrente elétrica.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O sentido convencional da corrente elétrica num circuito é ...
do positivo (+) para o negativo (-).
do negativo (-) para o positivo (+).
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
As fontes de energia podem ser Renonáveis e Não renováveis. Assinale qual alternativa apresenta apenas fontes que geram pouco impacto ambiental:
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quais são alguns dos elementos mais utilizados em circuitos elétricos?
Resistores, capacitores, geradores, fusíveis, disjuntores e interruptores
Baterias, lâmpadas, motores, transformadores, relés e chaves
Condutores, isolantes, semicondutores, supercondutores e dielétricos
Antenas, amplificadores, osciladores, moduladores e demoduladores
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Uma torradeira apresenta um selo com os seguintes dizeres: 220V; 20A; 700W. Assim, podemos afirmar que:
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é a função do capacitor?
Capacitar
Resistir a corrente elétrica
Consumir energia como calor
Armazenar energia em forma de carga elétrica
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