Question

A chain is held on a frictionless table with one by an office lamp 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

Answer 1

Hey mate

Here's ur answer

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WD=F☆Displacement

Displacement =l

Find out force there by differentiating displacement and then find a and then apply above formula

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Hope it helps

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