
Energia elétrica
Authored by Cleiton Acioli
Science, Education
KG
Used 23+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
É o trabalho elétrico produzido por unidade de tempo
Tensão elétrica
Corrente elétrica
Resistência elétrica
Potencia elétrica
Energia elétrica
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a unidade de medida da energia elétrica
Kw/h
Watts
Amperes
Volts
Kwh
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
equivale a qual valor em kwh
1 kwh
10 kwh
100 kwh
1000 kwh
10.000 kwh
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantas horas há em 30 minutos
2,0 horas
1,5 horas
1 hora
0,5 horas
15 minutos
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se o kwh vale R$ 0,50 quanto consome uma cafeteira elétrica de 500 watts, ligada a rede elétrica durante uma hora
R$ 1,00
R$ 1,50
R$ 2,00
R$ 0,50
R$ 0,25
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a potencia de uma maquina de lavar em kW que ficou ligada durante 1 hora e gerou uma conta de energia com o valor de R$ 1,00. Consumo = (potência em watt/1000) x (tempo)
0,5
1.0
1,5
2,0
2,5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quanto tempo ficou ligado um chuveiro de 5 kW que gerou uma conta de energia de R$ 20,00
1 hora
2 horas
3 horas
4 horas
5 horas
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