Question

Define Electric power. Mention its ST unit
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Answer 1

Electric power is the rate, per unit time, at which electrical energy is transferred by an electric circuit. The SI unit of power is the watt or one joule per second.

Answer 2

Explanation:

Electric Power :

Electric power is the amount of work by the electric current per unit time is called electric power.......

The SI unit of power is Watt ( W ).

If 1 joule of work is done in one second , the power spend is said to be 1 watt.

1 watt = 1 joule / 1 second = J / sec.

Relationship between the SI unit and CGS unit of power :

1 W = 1 J/ s = 10^7 erg / sec.

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