Q1391
Fibre optics work on the principle of
A.
Scattering of light
B.
Total internal absorption
C.
Total internal reflection
AnswerD.
Optical rotation
Answer: Option C
Solution
Answer: Option C
Solution:
An optical fiber is a cylindrical dielectric waveguide (nonconducting waveguide) that transmits light along its axis, by the process of total internal reflection.