1
Question
Find the energy in kWh consumed in 10 hrs by a machine of power 500W.
Find the energy in kWh consumed in 10 hrs by a machine of power 500W.
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Solution
Given,
Power of device, P = 500 W = 0.5 kW
Time taken, t = 10 h
We know that,
Energy consumed = Power x time taken
E = 0.5 kW * 10 h = 5 kWh.
Given,
Power of device, P = 500 W = 0.5 kW
Time taken, t = 10 h
We know that,
Energy consumed = Power x time taken
E = 0.5 kW * 10 h = 5 kWh.
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