A) \[gR\]
B) \[\frac{gR}{2}\]
C) \[\sqrt{\frac{g}{R}}\]
D) \[\sqrt{gR}\]
Correct Answer: D
Solution :
Orbital velocity, \[{{v}_{0}}=\sqrt{\frac{g{{R}^{2}}}{R+h}}\] if\[R>>h\] \[{{v}_{0}}=\sqrt{\frac{g{{R}^{2}}}{R}}=\sqrt{gR}\]You need to login to perform this action.
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