If a man lifts a load up with the help of a rope such that it raises t – InterviewSolution

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1.	If a man lifts a load up with the help of a rope such that it raises the load of mass 50kg to a height of 20m in 100 sec. Find the power of man(class 9 science chapter work and energy extra question)
Answer» TION:If a MAN lifts a LOAD up with the help of a rope, such that it RAISES the load of mass 50KG to a height of 20m, in 100 sec. Find the power of man.

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