Q.

Consider an RC coupled amplifier at low frequency. Internal voltage gain is -120. Find the voltage gain magnitude, when given that collector resistance = 1kΩ, load = 9kΩ, collector capacitance is 0. is 0.1μF, and input frequency is 20Hz.

A. 120
B. 12
C. 15
D. -12
Answer» C. 15
Explanation: av = -120
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