A uniform chain of mass m and length l overhangs a table with its two third parts on the table. The minimum work to be done by a person to put the hanging part back on the table is

Q. A uniform chain of mass m and length l overhangs a table with its two third part on the table. Find the work to be done by a person to put the hanging part back on the table.

Q. A uniform chain of mass $m$ and length $L$ hangs on a table with two thirds of its length on the table. The work done by a person to put the hanging part back on the table will be

Q. A uniform chain of mass $m$ and length $L$ hangs on a table with two thirds of its length on the table. The work done by a person to put the hanging part back on the table will be

Q. A uniform chain of length $l$ and mass $m$ lying on a smooth table and one third of its length is hanging vertically down over the edge of the table. How much work need be done to pull the hanging part back to the table ?

Q. A uniform chain has a mass $m$ and length $l$. It is held on a frictionless table with two third of its length hanging over the edge. Find the work done in just pulling the hanging part back on the table.