What is the path of reflected ray when the ray is incident normally on a plane mirror?

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diagonal to incident ray

opposite to incident ray

perpendicular to incident ray

same as incident ray

answer is B.

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Detailed Solution

As per the Law of Reflection, the angle of incidence is always equal to the angle of reflection. Since in question it is given that incident ray falls normally on mirror so the angle of incidence and reflection will be 0⁰and the reflected ray will retrace its path that is will be opposite to the path of incident ray.

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