. An electric heater is rated 1500 W. How much energy does it use in 10 hours
Best Answer
Sol. Given,
Power, P = 1500 W
= 1500/1000KW
= 1.5 kW
Time, t = 10 h
We know that,
Power = Energy used/time taken
1.5 = energy used / time taken
Energy used = 1.5 × 10
= 15 kWh
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