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JEE Main 2003
Exam
JEE Main
Year
2003
Subject
Physics
Chapter
Communication System

JEE Main 2003 · Physics · Communication System

Consider telecommunication through optical fibres. Which of the...

Consider telecommunication through optical fibres. Which of the following statements is not true?

Options

  1. AOptical fibres can be of graded refractive index
  2. BOptical fibres are subjective to electromagnetic interference from outside
  3. COptical fibres have extremely low transmission loss
  4. DOptical fibres may have homogeneous core with a suitable cladding.

Correct answer

B. Optical fibres are subjective to electromagnetic interference from outside

Step-by-step solution

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