Question

If the angle of incidence and angle of emergence of a light ray falling on a glass
slab are i and e respectively. Prove that i = e.

Answer 1

Hope it's helpful mate!!

Answer 2

Explanation:

according to the second law of reflection. angle of incidence=angle of reflection.

thus, the angle of emergence of a light ray falling on glass slab is the angle of reflection.

thus ,  i=e

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