A) 10 m
B) 15 m
C) 20 m
D) 5 m
Correct Answer: B
Solution :
[b] \[10-\text{v}\cos 60{}^\circ =0\Rightarrow \text{v}\,\text{=}\,\,\text{20 m/s}\] \[\text{H}=\frac{{{\text{v}}^{\text{2}}}\text{s}i{{n}^{2}}60{}^\circ }{2\text{g}}=15\text{ m}\]You need to login to perform this action.
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