JEE Advanced | 2013Geometrical OpticsHard
Question
A ray of light travelling in the direction 
is incident on a plane mirror. After reflection,it travels along the direction 
. The angle of incidence is :-
is incident on a plane mirror. After reflection,it travels along the direction . The angle of incidence is :-Options
A.30o
B.45o
C.60o
D.75o
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