Welcome to Optical Communications.
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Communications
What type of optical transmitter requires no cladding on the fiber?
Communications
The index of refraction of the core in a fiber-optic cable is _____ the index of refraction of the cladding
Communications
The dielectric material of an optical fiber surrounding the core
Communications
Which of the following colors of light rays has the shortest wavelength?
Communications
The rays comprising a mode that all passes through the longitudinal, or z-axis of the fiber core, are called
Communications
One of the advantages of fiber optic which is referred to the volume of capacity of signals it can carry
Communications
Type of fiber that has the highest modal dispersion.
Communications
The main cause of attenuation in an optical fiber is _____.
Communications
What is the spreading of energy in time, which is caused by differing light wavelengths?
Communications
Responsivity is a parameter of the _____, in fiber-optic system
Communications
Loss due to the diffraction of light when it strikes on the irregularities formed during the manufacturing process of the fiber optics.
Communications
What wavelengths exhibit the least loss for transmission in glass?
Communications
An object farther from a converging lens than its focal point always has an _____ image
Communications
The wavelength of red in the visible light spectrum is around ____
Communications
It is the scattering of some of the light energy when monochromatic light is passed through a medium such as glass.
Communications
The loss in signal power as light travels down a fiber is
Communications
The amount of power per unit area in optical fiber is called _____.
Communications
A non-coherent light source for optical communications system.
Communications
What does a light traveling in air optical fiber follow?
Communications
Which of the following is not a source of attenuation in a fiber-optic cable?
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