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What average horsepower is developed by ...

What average horsepower is developed by an 80 kg man while climbing in 10 s a flight of stairs that rises 6 m vertically

A

0.63 HP

B

1.26 HP

C

1.8 HP

D

2.1 HP

Text Solution

Verified by Experts

The correct Answer is:
A
`p= (mgh)/(t)= (80 xx 9.8 xx 6)/(10)W= (470)/(746) HP= 0.63HP`
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