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

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

A

`5.6 km s^(-1)`

B

`11.2 km s^(-1)`

C

`22.4 km s^(-1)`

D

`44.8 km s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
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