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A man weighing 60kg goes up a staircase...

A man weighing 60kg goes up a staircase 5 m high in 20 sec. Calculate the power in watts `g=9.8m//s^2`.

A

800 KW

B

300 KW

C

147 Watt

D

250 watt

Text Solution

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The correct Answer is:
C
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