A block of mass m is pulled by a uniform chain of mass m tied to it by applying a force F at the other end of the chain. The tension at a point P which is at a distance of quarter of the length of the chain from the free end, will be

A block of mass m is pulled by a uniform chain of mass m tied to it by

1.	A block of mass m is pulled by a uniform chain of mass m tied to it by applying a force F at the other end of the chain. The tension at a point P which is at a distance of quarter of the length of the chain from the free end, will be
Answer» `(3F)/(4)` `(7F)/(8)` `(6F)/(7)` `(4F)/(5)` Solution :`a=(F)/(m_(1)+m_(2)), T=(m_(1)+(3)/(4)m_(2))a`