Optical fiber transits _____ in for signal transmission:

Optical fiber cable is nonmetallic:

Optical fibers neither emit nor pick up _____ :

Cross talk between fiber optic cables ______ :

Optical fiber cable weighs approximately _____ the weight of coaxial cable

Light is essentially a series of electromagnetic waves

Light is often referred to as a stream of _____, moving from one place to another:

Which of the following color waves has lower frequency:

Light transmitted in fiber optic cables will be in which of the following region of the wavelength spectrum:

Core of the optical fibers will have a diameter of 8–62.5 microns:

The ______ serves as a barrier to keep the light within the core, functioning much like a mirrored surface:

The coating in the optical fibers helps in which of the following:

Attenuation in an optical fiber is a result of which of the following: 

______ is caused by the absorption of the light and its conversion to heat by molecules in the glass:

_______ occurs when light collides with individual atoms in the glass, and is knocked off its original course:

____ is the range of signal frequencies or bit rate at which a fiber system can operate.

______ refers to the spreading of light pulses until they overlap one another, and the data signal is distorted and lost.

Optical fibers function well for signal transmission because of the principle of ______: