Q636
Optical fibre works on which of the following principle of light?
A.
Reflection
B.
Refraction
C.
Diffraction
D.
Total internal reflection
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The optical fibre is a device which works on the principle of total internal reflection by which light signals can be transmitted from one place to another with a negligible loss of energy.