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The area of F-t curve is A, where 'F' is...

The area of F-t curve is A, where 'F' is the force on one mass due to the other. If one of the colliding bodies of mass M is at rest initially, its speed just after the collision is :

A

`A//M`

B

`M//A`

C

AM

D

`sqrt((2A)/(M))`

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A
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