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Work and Energy — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceWork and Energy2 Marks
Question
Define power. Give the SI unit of power.
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Answer

Power: Power is the rate of doing work.
$\text{Power}=\frac{\text{Work done}}{\text{Time}}$
SI unit of power is watt (W).

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