Q137
Which one of the following is the correct statement? The graded index optical fiber cables can be considered to have
A.
smaller numerical aperture than step index cable
B.
several layers of clad and each layer having a smaller index number relative to its distance from the core
AnswerC.
several layers of clad and each layer having a higher index number relative to its distance from the core
D.
large beam spread
Answer: Option B
Solution
Answer: Option B
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