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Two particles of equal mass go around a ...

Two particles of equal mass go around a circle of radius R under the action of their mutual gravitational attraction. The speed v of each particle is

A

`1/2 sqrt((Gm)/R)`

B

`sqrt((4GM)/R)`

C

`1/(2R) sqrt(1/(Gm))`

D

`sqrt((Gm)/(2R))`

Text Solution

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The correct Answer is:
A
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