Three telephone circuits, each having an S/N ratio of 44 dB, are connected in tandem. What is the overall S/N ratio? A. 44 dB B. 39.2 dB C. 41 dB D. 43.52 dB

Three telephone circuits, each having an S/N ratio of 44 dB, are connected in tandem. What
is the overall S/N ratio?
A. 44 dB
B. 39.2 dB
C. 41 dB
D. 43.52 dB
by

1 Answer

Answer :

B. 39.2 dB
by

Related questions

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