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The mass of two substance are 4 gm and 9...

The mass of two substance are `4 gm and 9 gm` respectively. If their kinetic energy are the same, then the ratio of their momrntum will be

A

`4:9`

B

`9:4`

C

`3:2`

D

`2:3`

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The correct Answer is:
D
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