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Byju's Answer
Standard XII
Physics
Optical Fiber
Which of the ...
Question

Which of the following is used in optical fibres?

A
Total internal reflection
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B
Scattering
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C
Diffraction
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D
Refraction
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Solution

The correct option is A Total internal reflection
In optical fibers total internal reflection property of light waves are used, so as to confine the light rays inside the fiber.

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