Question

In Fig. (i), the man walks 2 m carrying a mass of 15 kg on his hand. In Fig. (ii), he walks the same distance pulling the rope behind him. The rope goes over a pulley, and a mass of 15 kg hangs at its other end
In which case is the work done greater ?(Please provide detailed explanation only for physics lover and neet aspirant
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Answer 1

Answer:

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