Two planets of radii in the ratio 2 : 3 ...

Two planets of radii in the ratio `2 : 3` are made from the materials of density in the ratio `3 : 2`. Then the ratio of acceleration due to gravity `g_(1)//g_(2)` at the surface of two planets will be

A

`1`

B

`2.25`

C

`4//9`

D

`0.12`

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The correct Answer is:

A

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