The light rays are falling on surfaces S1, S2, S3 as shown in the figures.
The surfaces on which the angle of incidence will be equal to the angle of reflection is/are:
A
S2 and S3 only
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B
Only S1
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C
All the three surfaces
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D
S1 and S2 only
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Solution
The correct option is C All the three surfaces When a light ray falls on a surface, laws of reflection are always followed whatever be the surface.
Therefore, the angle of incidence will be equal to the angle of reflection on all the three surfaces.