Asked by arnulfo

a 30 m chain hangs vertically from a cylinder attached to a winch. assume there is no friction in the system and that the chain has a density of 5 kg/m. how much work is required to wind the entire chain onto the cylinder using the winch?
Answered by MathMate
Hint: Think of the difference in potential energies of the initial and final positions of the chain.
Answered by Hilka
22072.5
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