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Power

A force of 10...

Question

A force of 10N is being exerted by a ‘source’ on a given object. The object is seen to move with a velocity of 250cm/s. What is the power of the ‘source’?

25 W

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2500 W

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250 W

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2.5 W

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Solution

The correct option is A
25 W

P = F × v = 10 N × 2.5 m/s = 25 W

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