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What happens when a ray of light traveling from a denser medium to a rarer medium encounters an angle of incidence greater than the critical angle?
What happens when a ray of light traveling from a denser medium to a rarer medium encounters an angle of incidence greater than the critical angle?
What is the speed of light in the core of an optical fiber compared to its speed in vacuum?
What is the speed of light in the core of an optical fiber compared to its speed in vacuum?
What is the purpose of repeater stations in optical fiber communication?
What is the purpose of repeater stations in optical fiber communication?
What allows optical fibers to be used for long distance transmission of communication signals?
What allows optical fibers to be used for long distance transmission of communication signals?
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What causes light signals to undergo multiple total internal reflections along their path through the core of an optical fiber?
What causes light signals to undergo multiple total internal reflections along their path through the core of an optical fiber?
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