The phenomenon by which light travels in an optical fibres is

Reflection

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Refraction

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Total internal reflection

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Solution

The correct option is C Total internal reflection
In optical fibres , light travels inside it, due to $t o t a l i n t e r n a l r e f l e c t i o n$ .

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Similar questions

Which of the following phenomenon is used in optical fibre?

Total Internal reflection happens only when light is travelling from an optically denser medium to an optically rarer medium.

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