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A 1kg ball moving at 12 ms^(-1) collides...

A 1kg ball moving at `12 ms^(-1)` collides head on with a 2kg ball moving in the opposite direction at 24 m/s. The velocity of each ball after the impact, if the coefficient of restitution is 2/3, is

A

`-28m//s, - 4 m//s`

B

`-20 m//s, - 4 m//s`

C

`20 m//s, 24 m//s`

D

`28 m//s, -4 m//s`

Text Solution

Verified by Experts

The correct Answer is:
A
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