SSC SSC JE Mechanical 2025 Mock Test Series (Paper 1 & Paper 2) Engineering Mechanics Kinematics and Kinetics Collision of Bodies
A ball is dropped from a height of 10 m on a smooth floor and after the impact, the ball bounces to a height of 2.5 m. The coefficient of restitution between the ball and the floor is
1
0.25
2
0.33
3
0.67
4
0.5