Q54
Optical fibre works on the
A.
principle of refraction
B.
total internal reflection
AnswerC.
scattering
D.
interference
Answer: Option B
Solution
Answer: Option B
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. Characteristics of Optical Fibre: It has a large bandwidth.