Question

a)
Define ) Angle of incidence ii) Ana Angle of refraction​

Answer 1

Explanation:

Define angle of incident and angle of refraction...

Answer 2

Answer:

1) The angle between a ray incident on a surface and line perpendicular to surface is called angle of incidence

2) An angle between a refracted ray and normal drawn at point of incidence to the interface at which refraction occurr .

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