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v(e) "and" v(p) denotes the escape vel...

`v_(e) "and" v_(p)` denotes the escape velocity from the earth and another planet having twice the radius and the same mean density as the earth. Then which of the following is (are) wrong ?

A

1 , 2 and 3 are correct

B

1 and 2 are correct

C

2 and 4 are correct

D

1 and 3 are correct

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