the man walks to meter carrying a mass of 15 kilograms on hands. in figure (b) he walk, he walk the same distance pulling the rope behind him. the rope goes over a pulley, and mass of a 15 kilograms hand at its other end. in which case the work done later and the amount of work done greater and the amount of work done in that case is
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Explanation:
work done done in both the casses will be equal because mass is same that is 15 Kg and covers a distance . the distance will also be same and acceleration will also be same because the same person is pulling . hence , work done will be equal in both the casses
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