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A uniform chain of mass M and length L is held on a horizontal frictionless table with 1/n th of its length hanging over the edge ofthe table .Then what is the work done in pulling the chain upon on the table ?
conservation of enrgy stiil applies here:0.5*Mv^2 = Mg(h – l/n)find v from here and write it as dx/dt and then integerate both sides in x and t with limit ash to L and from t to T.
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