A prism has a vertex angle of 60° and an index of refraction of 1.52. What is the minimum angle of incidence, measured away from the vertex, for a ray of light to emerge from the other side of the prism?
A)25.6°
B)38.7°
C)29.4°
D)32.1°
E)33.3°

Question

Quizplus · Accepted Answer

The minimum angle of incidence for a ray of light to emerge from the other side of the prism can be calculated using Snell's Law and the geometry of the prism. For a prism with a vertex angle of 60° and an index of refraction of 1.52, the minimum angle of incidence is approximately 29.4°.

A Prism Has a Vertex Angle of 60° and an Index