red laser travelled from air (with an index of refraction of n(air) = 1.00) to medium A then to medium B as shown in the figure attached. Considering that medium B has an index of refraction of n(B) = 42, what is the angle of refraction ϴ3 (when the laser emerged into medium B) if the angle of incidence is ϴ1 = 60o? a. 0.35o b. 2.79o c. 21.0o

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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: