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Repeaters are not required for fiber optic cable lengths upto ________

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Repeaters are not required for fiber optic cable lengths upto ________

(a) 10km

(b) 100km

(c) 5km

(d) 12km

I got this question in an international level competition.

My query is from Intersymbol Interference topic in division Baseband Data Transmission of Analog Communications

1 Answer

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Best answer
The correct choice is (b) 100km

The best I can explain: Repeaters are devices which help in retransmitting a signal more powerfully. If the length of fiber optic cable is up to 100 km, there is no need for repeaters in that circuit.

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