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A uniform chain is held on a frictionles...

A uniform chain is held on a frictionless table with one- fifth of its length hanging over the edge. If the chain has a length l and a mass m, how much work is required to pull the hanging part back on the table ?

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The correct Answer is:
`[(Mgl)/(50)]`
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PHYSICS GALAXY - ASHISH ARORA-LINEAR MOMENTUM & ITS CONSERVATION-unsolved
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