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0 votes
48.9k views
in Optics by (48.1k points)
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In optical 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

1 Answer

+1 vote
by (48.5k points)
selected by
 
Best answer

(a) greater than that of the cladding

In optical fibres, refractive index of core material > refractive index of the cladding.

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