QUESTIONS AND ANSWERS | OFTEN
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Q: Fiber Optics deals with the transmission of _____________
Answer: ✔✔ Light
Q: Refraction is due to a change in speed of ________________
Answer: ✔✔ Medium
Q: Light is composed of _______________
Answer: ✔✔ Photons
Q: The color of light depends on its ____________________
Answer: ✔✔ Wavelength
Q: The part of the fiber optic system that converts electrical signals to light energy is the
_______________________ section
Answer: ✔✔ Transmitter
Q: The fiber optic system section responsible for transferring light by total internal reflection is
the ________________ section
Answer: ✔✔ Transmission
, Q: The fiber optic system section that converts light energy to electrical output signals is the
______________ section
Answer: ✔✔ Receiver
Q: _______________ are the most commonly used light source for fiber optics
Answer: ✔✔ LED
Q: The central core of a fiber optic cable designed to guide light waves is called the
__________________
Answer: ✔✔ Waveguide
Q: _____________________ can provide a powerful condensed beam within a narrow spectral
range, but are expensive
Answer: ✔✔ Semiconductive Laser
Q: Micro bend losses are due to
____________________________________________________________
Answer: ✔✔ Imperfections in the core-cladding boundary
Q: The range of frequencies that an optical fiber can transport is called a ________________
Answer: ✔✔ Bandwidth
Q: Transferring more information at a higher bit rate with more voice channels per cable
requires a _________________________
Answer: ✔✔ Wider bandwidth
Q: An optical fiber with several concentric layers in the core is called
______________________________________
Answer: ✔✔ Multiple graded index optical fiber