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

A uniform chain in held on a frictionless table with one-third of its

1.	A uniform chain in held on a frictionless table with one-third of its length hanging over the edge. If the chain hasa length l and mass m , how much work is required to pull the hanging part back on the table ?
Answer» ANSWER :`(MGL)/(18)`