Cálculo da Energia Elétrica

Quiz
•
Science
•
8th Grade
•
Medium
ALESSANDRA OLIVEIRA
Used 10+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula para calcular a energia elétrica consumida por um equipamento?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se um equipamento tem uma potência de 1500 W e funciona por 2 horas, qual é a energia consumida em kWh?
3000 kWh
2 kWh
3 kWh
0,5 kWh
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um ventilador de 100 W é usado por 5 horas. Quantos kWh ele consome?
0,5 kWh
0,1 kWh
0,05 kWh
0,005 kWh
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se o custo de 1 kWh é R$ 0,40, quanto custa usar um aparelho de 2000 W por 4 horas?
R$ 3,20
R$ 2,40
R$ 1,60
R$ 0,80
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um aquecedor elétrico de 3000 W é usado por 3 horas diariamente. Qual é o consumo mensal em kWh?
270 kWh
90 kWh
180 kWh
360 kWh
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Abigail comprou um ar condicionado com potência de 3000Watt e o deixou ligado até atingir um consumo de 6000KWH. Determine por quanto tempo esse aparelho ficou ligado por dia?
3 horas .
2 horas
5 horas
1 hora.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um aparelho de 500 W é usado por 10 horas. Qual é o custo se 1 kWh custa R$ 0,50?
R$ 2,50
R$ 5,00
R$ 0,80
R$ 0,20
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