Question

How much energy is used by a 1.0 kW motor that runs for 1.0h?​

Answer 1

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1 hp is 746 W, which is the same as 746 J/s. So in one hour you have 3600 seconds. So it will be 746 J/s times 3600 s, which will give you : 2,685,600 Joules !!

Answer 2

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1 hp is 746 W, which is the same as 746 J/s. So in one hour you have 3600 seconds. So it will be 746 J/s times 3600 s, which will give you : 2,685,600 Joules !!