13 A bar of mass M rests in equilibrium on a vertical spring

Last updated: 5/31/2023

13 A bar of mass M rests in equilibrium on a vertical spring lower end of which is affixed on the ground Now a block of mass m is held on the bar without exerting any force on it and then the block is released How much maximum force the bar will apply on the block during the subsequent motion Acceleration of free fall is g