The signal input to a given amplifier is made up of 100 m&ohm; signal – McqOptions

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1.	The signal input to a given amplifier is made up of 100 m&ohm; signal power and 1 m&ohm; noise power. The amplifier contributes an additional 100 m&ohm; of noise and has a power gain of 20 dB. The input signal-to noise ratio is
A.	2
B.	10
C.	20
D.	100
Answer» E.

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