Question

What is angle of incidence ?

Answer 1

HEY,


GOOD EVENING.


WHEN THE RAY OF LIGHT A STRIKE ON A SURFACE THE ANGLE BETWEEN NORMAL AND INCIDENT RAY IS KNOWN AS ANGLE OF INCIDENCE.



IT IS DENOTED BY. <I.



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Answer 2

The Angle of incidence is the degree of angle between the normal ray and Incident ray.

→The incident ray, reflected ray and normal will stay on the same plane (1st      law of reflection)

→The angle of incidence ∠i = angle of reflection ∠r (2nd law of reflection)


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