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5

Fiber optics cable used in communication,works on the principle of

A.

regular reflection of light

B.

diffuse reflection of light

C.

refraction of light

D.

total internal reflection of light

See Answer & Explanation Lets Discuss
Correct answer is : D
Explanation

An optic fiber can function as a web guide or light pipe to transmit light between the two ends of the fiber.it transmits light along its axis by the process of total internal reflection.

 

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