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The spherical planets have the same mass...

The spherical planets have the same mass but densities in the ratio `1: 8`. For these planets the :

A

acceleration due to gravity will be in the ratio `4 : 1`

B

acceleration due to gravity will be in the ratio `1 : 4`

C

escape velocities from their surfaces will be `i` the ratio `sqrt(2) : 1`

D

escape velocities from their surfaces will be in the ratio `1 : sqrt(2)`

Text Solution

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The correct Answer is:
B, D
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