Home
Class 11
PHYSICS
A ball hits the floor and rebounds after...

A ball hits the floor and rebounds after an inelastic collision. In this case :-

A

the momentum of the ball just after the collision is same as that just before the collision

B

the mechanical energy of the ball remains the same during the collision

C

the total momentum of the ball and the earth is conserved

D

the total energy of theball and the earth remains the same

Text Solution

Verified by Experts

The correct Answer is:
C, D
Promotional Banner

Similar Questions

Explore conceptually related problems

Define inelastic collision.

Obtain expression for velocities of the two bodies after elastic collision in one dimension .

Answer carefully, with reasons : What are the answers to (a) and (b) for an inelastic collision?

Discuss the completely inelastic collision in one dimension .

A ball is dropped from a height of 90 m on a floor. At each collision with the floor, the ball loses one tenth of its speed. Plot the speed-time graph of its motion between t =0 to 12 s.

A ball is dropped from a height of 90 m on a floor. At each collision with the floor, the ball loses one tenth of its speed. Plot the speed-time graph of its motion between t = 0 to 12 s.

A neutron moving with a speed v makes a head-on collision with a hydrogen in ground state kept at rest which inelastic collision will be take place is (assume that mass of photon is nearly equal to the mass of neutron)

Answer carefully, with reasons : In an elastic collision of two billiard balls, is the total kinetic energy conserved during the short time of collision of the balls (i.e. when they are in contact)?