A) \[45{}^\circ \]
B) \[60{}^\circ \]
C) \[0{}^\circ \]
D) \[30{}^\circ \]
Correct Answer: A
Solution :
According to the given condition, the beam of light will retrace its path after reflection from BC. So |
Thus, angle of refraction at surface AC |
By Snell's law |
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