Home
Class 11
PHYSICS
A ball dropped on to the floor from a he...

A ball dropped on to the floor from a height of 40 m and rebounds to a height of 10 m. If the ball is in contact with the floor for 0.02 s, its average acceleration during contact is

A

`1050m//s^(2)`

B

`2100m//s^(2)`

C

`9.8m//s^(2)`

D

`210m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A ball dropped on to the floor from a height of 10 m rebounds to a height of 2.5 m. If the ball is in contact with the floor for 0.02s, its average acceleration during contact is

A ball released from a height of 20m, hits the ground and rebounds to a height of 16m. The percentage loss of energy during collision is