A) \[5.6\,\,km/s\]
B) \[11.2\,\,km/s\]
C) \[44.8\,\,km/s\]
D) \[22.4\,\,km/s\]
Correct Answer: D
Solution :
Escape velocity, \[{{v}_{e}}=\sqrt{\frac{2GM}{R}}=\sqrt{\frac{2G\times 2M}{R/2}}\] \[=2\sqrt{\frac{2GM}{R}}=2\times 11.2km/s\] \[=22.4km/s\]You need to login to perform this action.
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