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Two planets revolve round the sun with f...

Two planets revolve round the sun with frequencies `N_(1)` and `N_(2)` revolutions per year. If their average orbital radii be `R_(1)` and `R_(2)` respectively, then `R_(1)//R_(2)` is equal to

A

`(N_(1)//N_(2))^(3//2)`

B

`(N_(2)//N_(1))^(3//2)`

C

`(N_(1)//N_(2))^(2//3)`

D

`(N_(2)//N_(1))^(2//3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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