A) \[15\,m{{s}^{-1}}\]
B) \[30\text{ }m{{s}^{-1}}\]
C) \[35\text{ }m{{s}^{-1}}\]
D) \[20\text{ }m{{s}^{-1}}\]
E) \[25\,m{{s}^{-1}}\]
Correct Answer: B
Solution :
Speed of the image \[=2\times \] speed of man \[=30\text{ }m/s\]
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