Two particles of same mass ‘m’ go round a circle of radius ‘r’ under the action of their mutual gravitational attraction.

Question

Two particles of same mass ‘m’ go round a circle of radius ‘r’ under the action of their mutual gravitational attraction.

Two particles of same mass ‘m’ go round a circle of radius ‘r’ under the action of their mutual gravitational attraction. The speed of each particle is ……………

A) \(\sqrt{\cfrac{GM}{r^2}}\)

B) \(\sqrt{\cfrac{GMm}{r}}\)

C)\(\sqrt{\cfrac{GM}{4r}}\)

D) \(\sqrt{\cfrac{GM^2}{r}}\)

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Salim Ahmed Kawsar · Answer 1 · Feb 05, 2023 15:29:48

Salim Ahmed Kawsar

Answered Feb 05, 2023

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C)\(\sqrt{\cfrac{GM}{4r}}\)

Two particles of same mass ‘m’ go round a circle of radius ‘r’ under the action of their mutual gravitational attraction.

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