
Eletricidade - Conceitos Basicos
Authored by Hoffman monteiro
Physics
1st - 10th Grade
Used 8+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selecione a resposta mais correta. Eletricidade é :
a energia resultante do movimento de protões
a energia resultante do movimento de cargas positivas
a energia resultante do movimento de cargas elétricas (elétrons)
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
A produção de eletricidade nas Centrais elétricas, baseia-se maioritariamente no fenómeno :
da Indutância
do campo elétrico
da indução eletromagnética
da resistividade
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Indique a resposta correta:
A eletricidade chega às nossas casas, como:
Energia de média tensão (MT)
Energia de baixa tensão (BT)
Energia de média tensão (AT)
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Com base na figura seguinte, indique a resposta correta:
Numa instalação elétrica a Tensão, corrente e resistência relacionam-se da seguinte forma:
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No circuito da figura seguinte, indique qual o valor da resistência da máquina de café ?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Com base no circuito anterior, qual a potência consumida pela máquina de café ?
4600 W
460 W
4,6 KW
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da resistência elétrica?
Volt
Ohm
Ampere
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