A uniform chain of length 2 m is kept on a table such that a length of 60 cm hangs freely from the edge of the tale. The total mass of the chain is 4 kg. What is the work done in pulling the entire chain on to the tabl? (g=10m//s^(2))

A uniform chain of length 2 m is kept on a table such that a length of

1.	A uniform chain of length 2 m is kept on a table such that a length of 60 cm hangs freely from the edge of the tale. The total mass of the chain is 4 kg. What is the work done in pulling the entire chain on to the tabl? (g=10m//s^(2))
Answer» 7.2J 3.6J 120J 1200J Answer :B