A ray of light enters a pane of glass with an angle of incidence of 37°. The index of refraction of the glass is 1.48. What is the angle of refraction as the ray emerges from the other side of the pane after traveling through the glass?
A) 21°
B) 24°
C) 53°
D) 37°
E) 16°

Question

Quizplus · Accepted Answer

The angle of refraction as the ray emerges from the other side of the pane will be the same as the angle of incidence, 37°, because the ray returns to the same medium (air) from which it came.

A Ray of Light Enters a Pane of Glass with an Angle