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Two trolleys of masses m and 3 m are con...

Two trolleys of masses m and 3 m are connected by a spring. The spring is compressed and released the trolleys move off in opposite directions and come to rest after travelling distances s1, and s2, respectively. Assuming coefficient of friction is same for both the ratio of sto `s_(1)` to `s_(2)` is

A

`1 : 9`

B

`1 : 3`

C

`3 : 1`

D

`9 : 1`

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The correct Answer is:
C
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