What is the main function of the cladding in an optical fibre?
Options
- A. To generate electrical signals
- B. To protect and confine light within the core
- C. To increase electrical resistance
- D. To convert light into sound
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
B. To protect and confine light within the core
Detailed Explanation
Correct Answer: To protect and confine light within the core.The cladding surrounds the core, provides optical confinement through total internal reflection and helps protect the core. Its lower refractive index is essential for guiding light.