Light is falling on surface S1,S2,S3 as shown in the figure. Surfaces on which the angle of incidence is equal to the angle of reflection is/are :
A
S1 only
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B
S1 and S2 only
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C
S2 and S3
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D
all the three surfaces
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Solution
The correct option is C all the three surfaces The laws of reflection hold good for any type of reflection. So, for all the surfaces, the angle of incidence is always equal to the angle of reflection.