GkSeries.com

SSC CGL 2017 Tier 1 Questions and Answers

Question

Optical fibre works on which of the following principle of light?

[A] Reflection
[B] Refraction
[C] Diffraction
[D] Total internal reflection
Answer & Explanation

Answer: [ Total internal reflection ]

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

Please share this page

Click Here to Read more questions

Teacher Eligibility Test