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There object A ,B and C are kept is a st...

There object `A ,B` and `C` are kept is a straing line a fritionlas horizental surface . These have masses have increase on `2m` and `m` repectively . The object `A` move toward `B` with a speed `9` m//s and makes as electic collision with a there after `B` makes complately inclesis with `C` . All motion over on the same strangth line . Find the first speed of the object `C`

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MOTION-CENTRE OF MASS-Exercise - 4 Level-II
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