Home
Class 11
PHYSICS
A ball strikes a horizontal floor at an ...

A ball strikes a horizontal floor at an angle `theta = 45^(@)` . The coefficient of restitution between the ball and the floor is e = `(1)/(2)` . The fraction of its kinetic energy lost in collision is

A

`3//8`

B

`5//8`

C

`1//8`

D

`7//8`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

A ball strickes a horizontal floor at an angle theta = 45^@ with the normal to floor. The coefficient of restitution between the ball and the floor is e = 1//2 . The fraction of its kinetic energy lost in the collision is.

A ball strickes a horizontal floor at an angle theta = 45^@ with the normal to floor. The coefficient of restitution between the ball and the floor is e = 1//2 . The fraction of its kinetic energy lost in the collision is.

A ball stikes a horizontal floor at an angle theta = 30° with normal to the floor . The coefficient of restitution between the ball and floor is. e = 1/3 . The percentage of its kinetic energy lost in the collision is nearly

A ball is dropped from a certain height on a horizontal floor. The coefficient of restitution between the ball and the floor is (1)/(2) . The displacement time graph of the ball will be.

A ball is dropped from a height h on a floor. The coefficient of restitution for the collision between the ball and the floor is e. The total distance covered by the ball before it comes to the rest.

A particle strikes a smooth horizontal surface at an angle of 45^(@) with a velocity of 100m//s and rebounds. If the coefficient of restitution between the floor and the particle is 0.57 then the angle which the velocity of the particle after it rebounds will make with the floor is

A ball rolls without sliding over a rough horizontal floor with velocity v_(0)=7m//s towards a smooth vertical wall. If coefficient of restitution between the wall and the ball is e=0.7 . Calculate velocity v of the ball after the collision.

A projectile is fired with a speed u at an angle theta above a horizontal field. The coefficient of restitution of collision between the projectile and the field is e. How far from the starting point does the projectile makes its second collision with the field?

A ball is dropped from a height h on to a floor . If the cofficient of restitution is e, calculate the height the ball first rebounds ?

A ball is dropped on a smooth inclined plane and is observed to move horizontally after the impact. The coefficient of restitution between the plane and ball is e. The inclination of the plane is