ICSE BoardEnglish MediumSTD 10PhysicsCurrent Electricity2 Marks
Question
What do you mean by watt-hour?
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Answer
Watt-hour is the commercial unit of electrical energy. One watt-hour is the electrical energy consumed by an electrical appliance of power 1 watt when it is used for 1 hour. 1Wh = 3600 J
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