A disc of radius Ris hinged at its centre such that it lies

Last updated: 6/13/2023

A disc of radius Ris hinged at its centre such that it lies in a horizontal plane It rotates about the hinge with a constant angular velocity w A coin of mass mis placed at a distance of r from the centre The limiting value of angular velocity such that coin does not slip over the disc us coefficient of static friction k coefficient of kinetic friction Hog Hsg r kg