Solve the Problem Using Snell's Law $$\frac { \sin \theta _ { 1 } } { \sin \theta _ { 2 } } = \frac { v _ { 1 } } { v _ { 2 } }$$

Multiple Choice

Solve the problem using Snell's Law: $$\frac { \sin \theta _ { 1 } } { \sin \theta _ { 2 } } = \frac { v _ { 1 } } { v _ { 2 } }$$
-A light beam traveling through air makes an angle of incidence of $39 ^ { \circ }$ upon a second medium. The refracted beam makes an angle of refraction of $28 ^ { \circ }$ . What is the index of refraction of the material of the second medium? Give the answer to two decimal places.

A) $0.47$
B) $0.75$
C) $0.63$
D) $1.34$