Question

Q1 If a ray of light makes an angie of 30° with the plane mirror, what will be the angle of
reflection?​

Answer 1

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A ray of light is incident towards a plane mirror at an angle of 30-degrees with the mirror surface. The angle of reflection is 60 degrees.

★ (Note that the angle of incidence is not 30 degrees; it is 60 degrees since the angle of incidence is measured between the incident ray and the normal.)