Home
»
Decibels, Amplification and Attenuation
» 2 » b
The input to an amplifier is 1 volt rms and output 100 volt rms. This is an increase of:
a. 10 dB
b.
20 dB
c.
40 dB
d. 100 dB
Your answer "b" is not correct. "c" is the right answer.
Next