railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Mechanics Kinematics and Kinetics Circular Motion
A stone of mass “m” at the end of a string of length “L” is whirled in a vertical circle at a constant speed. The tension in the string will be maximum when the stone is
1
At the top of the circle
2
half way down from the top
3
at the bottom of the circle
4
quarter way down the top