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The average power required to lift a 100...

The average power required to lift a 100 kg mass through a height of 50 metres in approximately 50 seconds would be

A

50 J/s

B

5000 J/s

C

100 J/s

D

980 J/s

Text Solution

Verified by Experts

The correct Answer is:
D
`P= (mgh)/(t)= (100 xx 9.8 xx 50)/(50)= 980J//s`
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ERRORLESS -WORK , ENERGY , POWER AND COLLISION-Ordinary Thinking (Objective Questions) (Power)
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