Optic Fiber Test 2024 Questions and Answers 100% Correct
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Course
Optic Fiber
Institution
Optic Fiber
Optic Fiber Test 2024 Questions and Answers 100% CorrectOptic Fiber Test 2024 Questions and Answers 100% CorrectOptic Fiber Test 2024 Questions and Answers 100% CorrectOptic Fiber Test 2024 Questions and Answers 100% CorrectFiber optics is a communication _______ used to transmit information - ANSW...
Optic Fiber Test 2024 Questions
and Answers 100% Correct
Fiber optics is a communication _______ used to transmit information - ANSWER -
medium
The information travels in the form of light through _________ - ANSWER - high-purity
glass
Why does Corning fiber optic solutions use glass instead of plastic? - ANSWER -
Because the high-purity glass allows for lower loss solutions
When is plastic fiber used? - ANSWER - Used to cover short distances (normally
under a foot)
What is the unit of measurement for the diameter or a fiber? - ANSWER - (um)
micron or micrometer
A coated optical fiber = _____ um - ANSWER - 250
What unit of measurement is used for cable diameter? - ANSWER - (mm) millimeter
1 um = ______ - ANSWER - one millionth of a meter
What unit of measurement is used for wavelengths? - ANSWER - (nm) nanometer
What three things are required to make an optical system? - ANSWER - 1. Optical
fiber and cable
2. Fiber termination
3. Demarcation hardware
, What is the typical order of a transmission sequence? - ANSWER - 1. Information is
encoded into electrical signals
2. Electrical signals are converted to digital or analog light signals
3. The light travels through the fiber
4. A detector changes the light signals into electrical signals
5. Electrical signals are decoded into information
What are the three major components of an optical fiber? - ANSWER - Core,
cladding, coating
What component of the optical fiber carries information in the form of light signals?
- ANSWER - Core
What component of the optical fiber ensures that the light pulses remain in the
core? - ANSWER - Cladding
What is the core typically made out of? - ANSWER - Pure silica, but Germania is
added to change the glass properties
The cladding is made up of pure silica, but does not contain ______, which gives it a
different density than the core - ANSWER - Germania
Y/N: Can the cladding be separated from the core? - ANSWER - No
What does the dual layer of coating that surrounds the cladding do? - ANSWER -
Provides extra protection
The lower the critical angle the ____ loss and ____ bandwidth - ANSWER - Less;
Higher
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