Electronics and Communication Engineering - Microwave Communication - Discussion


In an optional fiber the refractive index of cladding material should be

[A]. nearly 1
[B]. very low
[C]. less than that of core
[D]. more than that of core

Answer: Option C


No answer description available for this question.

Mahendhar Reddy said: (Mar 15, 2017)  
According to me, the question should be an optical fiber.

Mohan Kumar S B said: (Jul 13, 2017)  
Optical communication works on the principle of Total Internal Reflection (TIR). For this, to happen the refractive index of the core should be more than cladding material.

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