Q171
An optical fiber communication system works on a wavelength of 1.3 µm. The number of subscribers it can feed, if a channel requires 20 kHz, is
A.
2.3 × 10-10
B.
1 × 105
C.
1.15 × 10-10
AnswerD.
1010
Answer: Option C
Solution
Answer: Option C
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