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Questions  

 Two equal masses m, and m, moving along the same straight line with velocities + 3 m/s and -5 m/s respectively collide elastically. Their velocities after the collision will be respectively
 

a
+ 2 m/s for both
b
- 3 m/s and + 5 m/s
c
-4m/s and+4mls
d
-5 m/sand + 3m/s

detailed solution

Correct option is D

In identical mass elastic collision, the velocities are exchanged.

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