A) 6.4 m
B) 12.8 m
C) 3.2 m
D) 16 m
E) 25.6 m
Correct Answer: B
Solution :
Given \[d=12.8\text{ }km,\text{ }R=6400\text{ }km\] We have \[d=\sqrt{2hR}\] \[h=\frac{{{d}^{2}}}{2R}\] \[=\frac{{{(12.8)}^{2}}}{2\times 6400}=12.8\,m\]You need to login to perform this action.
You will be redirected in
3 sec