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In opticle fibres,the refractive index o...

In opticle fibres,the refractive index of the core is

A

greater than that of the cladding

B

equal to that of the cladding

C

smaller than that of the cladding

D

independent of that of the cladding

Text Solution

Verified by Experts

The correct Answer is:
A
(a) In optical fibres, the refractive index of the core is greater than that of the cladding.
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