A) \[{{\tan }^{-1}}(3/4\])
B) \[{{\tan }^{-1}}(4/3)\]
C) \[{{\sin }^{-1}}(3/4\])
D) Not obtainable from the given data
Correct Answer: B
Solution :
The angle of projection is given by \[\theta ={{\tan }^{-1}}\left( \frac{{{v}_{y}}}{{{v}_{x}}} \right)={{\tan }^{-1}}\left( \frac{4}{3} \right)\]
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