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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 1 > Chapter 6 - Work, Energy and Power > A block of mass 50 kg is projected horizontal on a rough horizontal floor. The coefficient of friction between the block and the floor is 0.1. The block strikes a light spring of stiffness k=100 N/m with a velocity 2m/s, the maximum compression of the spring is

A block of mass 50 kg is projected horizontal on a rough horizontal floor. The coefficient of friction between the block and the floor is 0.1. The block strikes a light spring of stiffness k=100 N/m with a velocity 2m/s, the maximum compression of the spring is

A block of mass m is suspended by a light thread from an elevator. The elevator is accelerating upward with uniform acceleration a. The work done by tension on the block during t seconds is (u = 0)