an electric heater is rated 1500w how much energy does it use in 10 hours
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An electric heater is rated 1500 W. How much energy does it use in 10 hours? Hence, the energy consumed by the heater in 10h is 15 kWh.
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P = T
Where,
The power rating of the heater,
P = 500 W = 1.5 power unit Time that the heater has operated,
T = ten h Work done = Energy consumed by the heater
Therefore, energy consumed = Power × Time
= 1.5 × 10 = 15 kWh
Hence, the energy consumed by the heater in 10h is 15 kWh.
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