A) \[40{}^\circ \]
B) \[60{}^\circ \]
C) \[20{}^\circ \]
D) \[30{}^\circ \]
Correct Answer: D
Solution :
We see from the figure the ray incident on the second mirror\[{{M}_{2}}\]retraces its path (way). This would result the incident ray becomes normally on the second mirrors.You need to login to perform this action.
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