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A ball dropped on to the floor from a he...

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

`2100ms^(-2)`

B

`1050ms^(-2)`

C

`4200ms^(-2)`

D

`9.8ms^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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