A ball of mass `m kg`  hangs from a spring of spring constant `k`. The ball oscillates with
Channel: Doubtnut
Date: 2020-04-12

A ball of mass `m kg`  hangs from a spring of spring constant `k`. The ball oscillates with a period of `T` seconds if the ball is removed, the spring is shortened(`w.r.t.` length in mean position) by