Question

Using Snell’s law, determine the constant when the angle of incidence and the angle of refraction are:

a) 50˚ and 30˚

b) 30˚ and 18˚

c) 60˚ and 38˚

Answer 1

$n=\frac{\sin\alpha}{\sin\beta},$

a)

$n_1=1.53,$

b)

$n_2=1.62,$

c)

$n_3=1.41.$