Science, asked by monirul3562, 1 year ago

What will be the angle of refraction for the light ray incident normal at the surface 7(A) 90°
(B) 60°
(C) 30°
(D) 0°

Answers

Answered by JangaVidyaCharan

6

If a light ray travels normal at the surface then the angle of refraction is zero degree(D)

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