C-02-Q084mediumsingle_mcq

Single mode fibers are used for —

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C-02-Q085If the core diameter of an optical fiber is between 50 to 100 microns, it is —
C-02-Q086Why are single mode fibers more expensive than multi mode fibers?
C-02-Q087Why is laser light preferred over LED light for long distance optical fiber communication?
C-02-Q088The invention of fiber amplifiers for which laser made that wavelength widely used for long distance communica
C-02-Q089Exchange of information between two devices through electromagnetic waves without wires is known as —
C-02-Q090In the electromagnetic spectrum, what happens as the frequency of a wave increases?
C-02-Q091Which two portions of the electromagnetic spectrum have played key roles in modern communication?
C-02-Q092Radio waves are generally classified as having frequencies between —