WBCS.LIVE practice question

Which of the following phenomena is used in optical fibres?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Total internal reflection
  2. Scattering
  3. Diffraction
  4. Refraction

Correct answer and explanation

Correct answer: Total internal reflection

Explanation: āœ… Correct Answer: A) Total internal reflection šŸ“š Explanation: Optical fibers work on the principle of 'Total Internal Reflection'. Light signals travel through the glass core by constantly bouncing off the inner walls at specific angles. This allows data to be transmitted over long distances with very little loss of signal strength.