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प्रश्न
A body does 1200 joules of work in 2 minutes. Calculate its power.
उत्तर
Work done (W) = 1200 J
Time taken (t) = 120 s
We can calculate the power of the body as,
Power = `"Work done"/"Time"`
So ,
Power = `1200/120` W
= 10 W
So, the power of this appliance is 10 W.
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