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Two planets move around the sun. The per...

Two planets move around the sun. The periodic times and the mean radii of the orbits are `T_(1), T_(2)` and `r_(1) r_(2)` respectively. The ratio `T_(1)//T_(2)` is equal to

A

`(r_(1)//r_(2))^(1//2)`

B

`r_(2)//r_(1)`

C

`(r_(1)//r_(2))^(2)`

D

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

Text Solution

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The correct Answer is:
D
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