A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec .  If the radius
Channel: Doubtnut
Date: 30/08/2020

A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec .  If the radius of the circle is 2 m , then tension in the string when the body is at the top of the circle, is .