In a single-mode fiber, the power received is 1% that of the transmitt – McqOptions

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1.	In a single-mode fiber, the power received is 1% that of the transmitted power. The attenuation of a single-mode fiber is of the order of
A.	50 dBm
B.	-20 dBm
C.	030 dBm
D.	-2 dBm
Answer» B. -20 dBm

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