9 A ball of mass m is rotating in a circle of radius r with

Last updated: 6/21/2023

9 A ball of mass m is rotating in a circle of radius r with speed v inside a smooth cone as shown in figure Let N be the normal reaction on the ball by the cone then choose the correct option A N mgcos0 C Ncos0 mv r 0 0 m B gcose v r D N mgsin sir sine