Power can be defined as the rate of change of energy. It is

denoted by the alphabet P. Power is measured in watts.

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Power, P = ^{Energy} / _{time}

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**Power**_{ }in

terms of electrical components

_{ }in

terms of electrical components

Power is defined as the product of voltage and current. Its

unit is watts. One watt is the electrical power generated when one joule of

work is done for one second.

unit is watts. One watt is the electrical power generated when one joule of

work is done for one second.