A small sphere of mass \'m\' is attached to a cord and rotates in a vertical plane about a point `O
Channel: Doubtnut
Date: 2020-02-16

A small sphere of mass \'m\' is attached to a cord and rotates in a vertical plane about a point `O`. If the average speed of the sphere is increased, the cord is most likely to break at the orientation when the mass is at : .