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Optical fibers are based on the phenomen...

Optical fibers are based on the phenomenon of

A

total internal reflection

B

refraction

C

reflection

D

diffraction

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XII BOARDS PREVIOUS YEAR-CUET MOCK TEST SET 1-PART – B (SECTION – I PHYSICS )
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  7. The surface of a metal is illuminated with the light of 400 nm wavelen...

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