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A bomb of mass 4 m explodes into two par...

A bomb of mass `4 m` explodes into two parts of mass ratio `1 : 3`. If the `K.E`. Of smaller fragment is `K` , find the `K.E.` of the larger fragment.

A

`3 K`

B

`3/2 K`

C

`K/3`

D

`4 K`

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