A) 1200m
B) 0.33km
C) 333.3km
D) 3.33km
Correct Answer: D
Solution :
\[h=\frac{1}{2}g{{t}^{2}}\Rightarrow t=\sqrt{\frac{2\times 1960}{9.8}}=20\,s\] \[\therefore \] \[s=AB=ut=600\times \frac{20}{60\times 60}\] \[=3.33\,\text{km}\]You need to login to perform this action.
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