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The escape velocity of a body on the sur...

The escape velocity of a body on the surface of earth is `11.2km//s`. If the earth’s mass increases to twice its present value and the radius of the earth becomes half, then the escape velocity would become

A

`5.6kms^-1`

B

`11.2kms^-1`

C

`44.8kms^-1`

D

`22.4kms^-1`

Text Solution

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The correct Answer is:
A
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