4 devices of power 500 Watts is used for 10 hours then the energy used in kWh is
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Power of 4 device = 4×500
=> 2000 watts or 2 kilo watt
Energy used = power× time
=> 2 × 10= 20 kwh.
=> 2000 watts or 2 kilo watt
Energy used = power× time
=> 2 × 10= 20 kwh.
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power of 4 devices=4×500=2000W
Time = 10h
energy =p×t
2000×10=20000Wh
inKwh = 20000÷1000=20
Time = 10h
energy =p×t
2000×10=20000Wh
inKwh = 20000÷1000=20
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