A) \[\sqrt{\frac{GM}{R}\left( 1+2\sqrt{2} \right)}\]
B) \[\frac{1}{2}\sqrt{\frac{GM}{R}\left( 1+2\sqrt{2} \right)}\]
C) \[\sqrt{\frac{GM}{R}}\]
D) \[\sqrt{2\sqrt{2}\frac{GM}{R}}\]
Correct Answer: B
Solution :
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