If refractive index is 1.5
and angle of incidence is 60°. what is the angle of refraction

Explanation:

μ , the refractive index is sin i / sin r . I is the angle of incidence and r is the angle of refraction.

μ = 1. 5 = sin 60. / sin r

sin r = sin 60 /1.5 = 0.5773

r = 35 Degree.

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