A coins kept on a horizontal rotating disc has its centre at a distance of 0.25 m from the axis of
Channel: Doubtnut
Date: 07/06/2020

A coins kept on a horizontal rotating disc has its centre at a distance of 0.25 m from the axis of rotation of the disc .If `mu is 0.2`, then the angular velocity of the disc at which the coion will slip off, `(g=9.8m//s^(2))`