A ray of light enters an equilateral prism made of material with n = 1.45.What angle of incidence, $\theta$, will cause the internally refracted ray to be parallel to the base of the prism?
A) 46.5$^{\circ}$
B) 30.0$^{\circ}$
C) 20.2$^{\circ}$
D) 5.70$^{\circ}$
E) this cannot happen

Question

A ray of light enters an equilateral prism made of material with n = 1.45.What angle of incidence, $\theta$, will cause the internally refracted ray to be parallel to the base of the prism? 
A) 46.5$^{\circ}$ 
B) 30.0$^{\circ}$ 
C) 20.2$^{\circ}$ 
D) 5.70$^{\circ}$ 
E) this cannot happen

Quizplus · Accepted Answer

The Answer of A ray of light enters an equilateral prism made of material with n = 1.45.What angle of incidence, $\theta$, will cause the internally refracted ray to be parallel to the base of the prism? 
A) 46.5$^{\circ}$ 
B) 30.0$^{\circ}$ 
C) 20.2$^{\circ}$ 
D) 5.70$^{\circ}$ 
E) this cannot happen

A Ray of Light Enters an Equilateral Prism Made of Material