A ray light makes an angle of incidence of 45o on one surface of a sheet of glass with n = 1,6 and emerges from the opposite face. What is the angle of emergence? A) 45 B) 36 C) 60 D)30

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Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: