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Questions and Answers
Which parameter makes fiber optic communication a suitable option for transmitting broadband signals?
Which parameter makes fiber optic communication a suitable option for transmitting broadband signals?
- Wider bandwidth (correct)
- Low maintenance
- Environment immunity
- Lower line loss
What is the refractive index of vacuum?
What is the refractive index of vacuum?
- Greater than 1
- Infinity
- 1 (correct)
- Less than 1
What is the name of the optical component marked 'X' in the image?
What is the name of the optical component marked 'X' in the image?
- Laser diode
- Optical fiber (correct)
- Photodetector
- Optical switch
Which of the following is NOT a key advantage of fiber optic communication systems?
Which of the following is NOT a key advantage of fiber optic communication systems?
What is the primary purpose of using an optical fiber in a communication system?
What is the primary purpose of using an optical fiber in a communication system?
Which of the following is NOT a common type of optical fiber?
Which of the following is NOT a common type of optical fiber?
What is the primary advantage of using a laser diode as the light source in a fiber optic communication system?
What is the primary advantage of using a laser diode as the light source in a fiber optic communication system?
Which of the following is NOT a factor that contributes to the attenuation of light in an optical fiber?
Which of the following is NOT a factor that contributes to the attenuation of light in an optical fiber?
What is the main advantage of using a photodetector in a fiber optic communication system?
What is the main advantage of using a photodetector in a fiber optic communication system?
Which of the following is NOT a common application of fiber optic communication systems?
Which of the following is NOT a common application of fiber optic communication systems?
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Study Notes
Fiber Optical Communication
- The standard range of optical fiber cable diameter is between 0.01 mm to 0.1 mm.
PPM
- The full form of the abbreviation PPM is Pulse Position Modulation.
Visible Light Spectrum
- The wavelength of visible light spectrum is between 380 to 750 nano meters.
Single Mode Optical Fiber
- The core diameter size of single mode optical fiber is 3.5 X 10-6 inches.
OTDR
- The full form of the abbreviation OTDR is Optical Time Domain Reflectometer.
Fiber Optic Cable
- Yellow color is coated on the outer jacket of fiber optic cable to identify the single mode application.
OFC Trainer Kit
- The frequency of sine wave signal taken from function generator to use OFC trainer kit is 1 kHz.
Multi Mode Optical Fiber Cable
- The part marked X is the core of multi mode optical fiber cable.
Bouncing Back Effect
- The bouncing back effect of light rays from a shiny surface is called Reflection.
Fiber Optic Communication
- The parameter that makes fiber optic communication the perfect choice for transmitting broad band signals is Wider bandwidth.
Optical Fiber
- The part marked X is the buffer jacket of optical fiber.
Refractive Index
- The refractive index of vacuum is 1.
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