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15-12-2021
Physics

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asilencerchan asilencerchan

15-12-2021

Explanation:

19a) 60 mins = 1h

500 x 1h = 500

Ans: 500kWh

19b) 60W x 5hours = 30

Ans: 30kWh

[The equation is calculated like this, kWh = watts x hours]

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