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

Question

A block of mass m is pulled by a uniform chain of the same mass m tied to it by applying a force F at the other end of the chain. The tension at the point which is at a distance of a quarter of the length of the chain from the end on which the force is applied, will be, 3 F 4, 7 F 8 m, 6 F 7, 4 F 5

MARKS App · Accepted Answer

a = N e t e x t e r n a l f o r c e i n d i r e c t i o n o f m o t i o n T o t a l m a s s a = F m 1 + m 2 = F 2 m , T = m 1 + 3 4 m 2 a = 7 4 m × F 2 m T = 7 F 8 m

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