Q230
Which one of the following statements is NOT true for a step index optical fibre?
A.
It can support multiple modes
B.
HE11 mode is its lowest order mode
C.
The refractive index of the cladding is higher that of the core
AnswerD.
At a given wavelength, single mode operation is possible by proper choice of core diameter, core and cladding refractive indices
Answer: Option C
Solution
Answer: Option C
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