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A truck of mass 10 metric ton runs at 3m...

A truck of mass 10 metric ton runs at `3ms^(-1)` along a level track and collides with a loaded truck of mass 20 metric ton, standing at rest. If the trucks couple together , the common speed after the collision is

A

`1 ms ^(-1)`

B

`0.2 ms^(-1)`

C

`0.5 ms^(-1)`

D

`0.3 ms^(-1)`

Text Solution

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The correct Answer is:
A
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