An optical fiber is made of clear plastic with index of refraction n = 1.57.For what angles with the surface will light remain within the plastic "guide"?
A)ϕ

Question

An optical fiber is made of clear plastic with index of refraction n = 1.57.For what angles with the surface will light remain within the plastic "guide"?
A)ϕ < 32.5°
B)ϕ < 57.3°
C)ϕ < 39.6°
D)ϕ < 50.4°
E)ϕ < 68.7°

Quizplus · Accepted Answer

The Answer of An optical fiber is made of clear plastic with index of refraction n = 1.57.For what angles with the surface will light remain within the plastic "guide"?
A)ϕ < 32.5°
B)ϕ < 57.3°
C)ϕ < 39.6°
D)ϕ < 50.4°
E)ϕ < 68.7°

An Optical Fiber Is Made of Clear Plastic with Index