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Question

# How many joules are there in one kilowatt hour?35×106 J3.5×106 J36×106 J3.6×106 J

A
3.5×106 J
B
3.6×106 J
C
35×106 J
D
36×106 J
Solution
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#### As, 1kW=1000W;1hr=3600s1kWh=1000Wh=3600000=3.6×106Ws=3.6×106J

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