1. Unit of electric power may also be expressed as
(a) volt ampere
(b) kilowatt hour
(c) watt second
joule second

Question

1.	Unit of electric power may also be expressed as
(a)	volt ampere
(b)	kilowatt hour
(c)	watt second
joule second

Accepted Answer

Soln:

Answer is (b) kilowatt hour
Explanation:
Volt-ampere (VA) is the unit used for the apparent power in an electrical circuit. A watt second (also watt-second, symbol W s or W. s) is a derived unit of energy equivalent to the joule. The joule-second is the unit used for Planck's constant.

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