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A 2.5 kg mass moving at a speed of 15 ms...

A 2.5 kg mass moving at a speed of `15 ms^(-1)` collides with 5 kg object at rest. They stick together, find the velocity of combined object:

A

`15 ms^(-1)`

B

`5 ms^(-1)`

C

`20 ms^(-1)`

D

None of these.

Text Solution

Verified by Experts

The correct Answer is:
b
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