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in Communications system by (44.7k points)
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Transmission loss per km in the optical fiber, used presently is, 

(A) 20 dB 

(B) 2 dB 

(C) 0.2 dB 

(D) 0.02 dB

1 Answer

+1 vote
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Best answer

The correct option is (C) 0.2 dB.

Explanation:

Transmission loss per km ≈ 0.2 dB

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