A uniform flexible chain of length L ,with weight per unit length λ , passes over a small frictionless peg..It is released from a rest position with a length of chain x hanging from one side and a length L-x from the other side .Find the accelaration a as a function of x.
The Attempt at a Solution
I am not sure how to approach the problem.I feel there can be three ways to approach .
1. Work energy method
2 Newtons law F=Ma considering dx element .
3. Centre of Mass
i dont know how to proceed?? Please help...