A collar B of mass 2 kg is constrained to move along a

Last updated: 6/5/2023

A collar B of mass 2 kg is constrained to move along a horizontal smooth and fixed circular track of radius 5 m The spring lying in the plane of the circular track and having spring constant 200 Nm is undeformed when the collar is at A If the collar starts from rest at B the normal reaction exerted by the track on the collar when it passes through A is