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The period of moon's rotation around the...

The period of moon's rotation around the earth is approx. 29 days. IF moon's mass were 2 fold its present value and all other things remain unchanged, the period of Moon's rotation would be nearly

A

`29sqrt2"days"`

B

`29//sqrt2"days"`

C

`29xx2 "days"`

D

`29"days"`

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