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ETA Fiber practice questions & answers (100% correct)2024

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Light is electromagnetic energy with ____ frequency and a ______ shorter wavelength correct answersHigher then shorter fiber optics transmission takes place in _____ portion of the light spectrum correct answersIR A simple fiber optic System consist of what 4 parts correct answersTransmitter, fiber optic cable, receiver, connecters What absolute power is Dbm referenced to correct answers1 milliwatt Absolute power in optical fiber is specified as correct answersDbm Attenuation in optical fiber is lowest at what wavelength correct answers1550 What are the three most common wavelength windows used for communication thru optical fibers correct answers1550, 850, 1300 In North America what year was the first fiber optic telephone system installed correct answers1977 Single-mode fiber optic systems typically use what light source correct answersLaser diode Multimode Fiber optic transmitters typically use what two low cost light sources correct answersLed, VCSEL The typical numerical aperture for 50/125 I'm optical fiber is correct answers.200 One way to reduce modal dispersion is to correct answersUse a smaller core

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