X : The angle of incidence is 00
Y : The refractive indices of two media are equal. A) Both X and Y are correct B) Both X and Y are incorrect
C) X is correct, Y is incorrect D) X is incorrect, Y is correct.
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If the incident ray falls along the normal, the angle of incidence is 0 degrees, NOT 90 degrees. The angle is measured with the normal to the mirror and not with the plane of the mirror. Hence the angle of reflection is equal to 0 degree
Explanation:
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