Question

What is the principle of working of optical
fibres​

Answer 1

Answer: refraction

Explanation:

they work on the principle of total internal reflection when a light is incident n a surface from denser to rarer medium with angle greater than critical angle

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Answer 2

Answer:

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.

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