For particles of equal masses M that mov...

For particles of equal masses M that move along a circle of radius R under the action of their mutual gravitational attraction. Find the speed of each particle.

A

`(GM)/R`

B

`sqrt([2sqrt2(GM)/R])`

C

`sqrt([(GM)/R(2sqrt2+1)])`

D

`sqrt([(GM)/R((2sqrt2+1)/4)])`

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The correct Answer is:

D

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