Chapter 6 OPTICAL FIBER MCQs

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1. . The angle of incidence for which the angle of refraction is 90° is called:





2. . The refractive index of glass is:





3. . The refractive index of water is:





4. . The raw material for optical fiber is:





5. . Signals are transmitted through optical fiber by:





6. . The signals transmitted through optical fiber are:





7. . The optical fiber through which only one signal is transmitted at a time is called:





8. . The diameter of the core of single mode optical fiber is approximately:





9. . The diameter of the core of multi-mode fiber is approximately:





10. . The central part of optical fiber is called:





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