A ray of light is incident on a plane mirror at an angle of \[{{60}^{o – McqOptions

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1.	A ray of light is incident on a plane mirror at an angle of \[{{60}^{o}}.\] What is the angle of deviation?
A.	\[{{60}^{o}}\]
B.	\[{{30}^{o}}\]
C.	\[{{90}^{o}}\]
D.	\[{{180}^{o}}\]
Answer» B. \[{{30}^{o}}\]

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