What is the critical angle for total internal reflection for an optical fiber cable surrounded by air

Question:

What is the critical angle for total internal reflection for an optical fiber cable surrounded by air if the index of refraction is

(a) 1. 4 and

(b) 1. 8 ?

(c) Which fiber could have a sharper bend (smaller radius of curvature) and still be capable of total internal reflection?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: