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Two identical ball A and B having veloci...

Two identical ball A and B having velocities of 0.5m/s and -0.3m/s respectively collide elastically in one dimension. The velocities of B and A after the collision respectively will be

A

`-.5 m//s` and 0.3 m/s

B

0.5 m/s and 0.3 m/s

C

`-0.3 m//s` and 0.5 m/s

D

0.3 m/s and 0.5 m/s

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The correct Answer is:
C
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