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The ratio of the weights of a body on th...

The ratio of the weights of a body on the Earth's surface to that on the surface of a planet is `9 : 4`. The mass of the planet is `(1)/(9) th` of that of the Earth, what is the radius of the planet ? (Tale the planets to have the same mass density).

A

`(R)/(3)`

B

`(R)/(4)`

C

`(R)/(9)`

D

`(R)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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