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Two bodies of masses m1 and m2 are initi...

Two bodies of masses `m_1` and `m_2` are initially at rest at infinite distance apart. They are then allowed to move towards each other under mutual gravitational attraction. Their relative velocity of approach at a separation distance `r` between them is.

A

`(2Gd)/((m_(1) + m_(2)))`

B

`((m_(1) + m_(2))G)/(2d)`

C

`[(m_(1)+m_(2))(2G)/(d)]^(1//2)`

D

`(m_(1)+m_(1))^(1//2)2Gd`

Text Solution

Verified by Experts

The correct Answer is:
C
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