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Two blocks of mass m(1) and m(2), restin...

Two blocks of mass `m_(1)` and `m_(2)`, resting on a frictionless table, are connected by a stretched spring and then released -

A

ratio of speed of blocks is `m_(2)//m_(1)`

B

ratio of kinetic energy of blocks is `m_(2)//m_(1)`

C

centre of mass will move towards heavier block

D

mechanical energy will remain conserve in this process

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A, B, D
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