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Two particles of mass m and M initially ...

Two particles of mass m and M initially at rest at infinite distance. Find their relative velocity of approach due to gravitational force of attraction when their separation is a at any instant

A

`sqrt((2G(M +m))/(a))`

B

`sqrt((GMm)/((M + m)a))`

C

`sqrt((2G(M+2m))/(a))`

D

`sqrt((G(M +m))/(2a))`

Text Solution

Verified by Experts

The correct Answer is:
A
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