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The ratio of escape velocity at earth (v...

The ratio of escape velocity at earth `(v_(e))` to the escape velocity at a planet `(v_(y))` whose radius and density are twice

A

`1 :2 sqrt(2)`

B

`1 : 4`

C

`1 : sqrt(2)`

D

`1 :2`

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The correct Answer is:
A
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