3 15 J 4 5 J When a mass of 2 kg is suspended slowly by a

Last updated: 6/11/2023

3 15 J 4 5 J When a mass of 2 kg is suspended slowly by a spring with its upper end fixed to the ceiling the spring stretches by 1 cm Work done by the spring is g 10 ms 1 0 2 J 2 0 1 J 3 0 4 J 4 None of these