in the given figure, m and n are two plane mirrors perpendicular to each other. show that the incident ray CA is parallel to the reflected ray BD
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in the given figure, m and n are two plane mirrors perpendicular to each other. show that the incident ray CA is parallel to the reflected ray BD
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Let the normal at A and B meet at P
since angle of incidence = angle of reflection
we have,
As the mirrors are perpendicular to each other,
we have
BP || OA and AP|| OB.
we have ,
So,
incident ray CA is parallel to the reflected ray BD