What is power? What is its SI unit ?

Power:

Rate of the work done per unit time is known as power. Its SI unit is $"joule/second"$ or "Watt".

If in time period $t\ seconds$ the work done is $W\ Joule$.

Then the power $\boxed{P=\frac{W}{t}}$

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Updated on: 10-Oct-2022

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