What is meant by the ‘angle of incidence’ and the ‘angle of refraction’ for a ray of light? Draw a labelled ray diagram to show the angle of incidence and the angle of refraction for a refracted ray of light.
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The angle between the incident ray and normal at the point of incidence is called angle of incidence. The angle between the refracted ray and normal at the point of refraction is called angle of refraction.
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