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Power

Rate of doing work with respect to time is called power.

Mathematical formula of power

Power = work / time

Unit of power

The si unit of power is watt

It is a scalar quantity.

Definition of watt

If a body does a work of one joule in one second then its power will be one watt (W).

The bigger units of power: 1 KW = 1,000 W

1 MW = 1,000 KW = 1,000,000 W

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