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1 kWh = ___________

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in Physics – Class 12 by (135k points)
1 kWh = ___________

(a) 3.6 × 10^6 J

(b) 3.6 × 10^5 J

(c) 0.36 × 10^6 J

(d) 0.36 × 10^5 J

I got this question in an interview for job.

My query is from Current Electricity topic in division Current Electricity of Physics – Class 12

1 Answer

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Best answer
The correct answer is (a) 3.6 × 10^6 J

The explanation: The commercial unit of electric energy is kilowatt-hour (kWh).

1 kWh = 1000 Wh = 3.6 × 10^6J = one unit of electricity consumed. The electric energy used in factories, industries and houses are measured in kWh.

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