Find the energy consumed in 10hours by 5 devices of power 250 w each. Also define 1 hp
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Total power rating = 5*250W = 1250W = 1.25kW
Time taken = 10h
Energy consumed = Power rating *Time taken = 1.25kW*10h = 12.5kWh.
'Horse Power ' is a unit of power which is equal to 746 watts.
1 h.p. = 746 watts
The unit called horse power originated long back when steam engines first replaced horses as a source of power.
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