power, a man weighing 600 n carries a load of 150 n up the stairs 6m high in 15 seconds. his power

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Title: power

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Posted On: Feb 20, 2012 03:46 PM

a man weighing 600 n carries a load of 150 n up the stairs 6m high in 15 seconds. his power will be ?

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saurabh goyal
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Allan Joseph

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Answer Details:

Feb 20, 2012 06:28 PM

p = mgh/t

therefore 300W

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G Raju

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Feb 20, 2012 07:26 PM

we know that power=workdone/time,

here workdone is "mgh".

thus power=750x6/15,

=300.

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