Optical fibers work using the principle of
A) dispersion shifting.
B) total internal reflection.
C) erbium-doped fiber amplification.
D) diffraction limitation.

Question

Quizplus · Accepted Answer

Optical fibers work using the principle of total internal reflection, where light is kept within the core of the fiber by reflecting off the boundary between two different refractive indices without loss.

Optical Fibers Work Using the Principle of