A chain of mass= M and length=L is lying on a table with 1/n th of it's length hanging over the edge . Calculate the work done in pulling the chain completely again gravity.
Answers
Answered by
0
here we should consider the centre of gravity
Work done by gravity (Wg)=-mgh (we are pulling it against gravity take -ve)
=-m/2 *g *l/2
=-mgl/4
Similar questions