A) 2R
B) \[\frac{R}{\sqrt{2}}\]
C) R/2
D) \[\sqrt{2}R\]
Correct Answer: A
Solution :
\[\frac{GM}{9{{R}^{2}}}=\frac{GM}{{{(R+h)}^{2}}}\] \[\Rightarrow \]\[3R=R+h\] \[\Rightarrow \]\[h=2R\]You need to login to perform this action.
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