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If the mass of the earth is M, its radiu...

If the mass of the earth is M, its radius is R and gravitational constant G, then the speed required to be given to a projectile so that it does not return to earth is

A

`sqrt((GM)/R)`

B

`sqrt((2GM)/R)`

C

`sqrt((GM)/R)`

D

`sqrt(GRM)`

Text Solution

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The correct Answer is:
B
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