Single Stage Transistor Amplifiers MCQ Questions & Answers | Electrical Engineering

Home / Electrical Engineering / Single Stage Transistor Amplifiers

16.
CC configuration is used for impedance matching because its ___________

A. Input impedance is very high

B. Input impedance is low

C. Output impedance is very low

D. None of the above

Answer & Solution Discuss in Board Save for Later

17.
If a transistor amplifier draws 2mA when input voltage is 10 V, then its input impedance is ___________

A. 20 kΩ

B. 2 kΩ

C. 10 kΩ

D. 5 kΩ

Answer & Solution Discuss in Board Save for Later

18.
The value of collector load RC in a transistor amplifier is ___________ the output impedance of the transistor.

A. The same as

B. Less than

C. More than

D. None of the above

Answer & Solution Discuss in Board Save for Later

19.
The purpose of emitter capacitor (i.e. capacitor across RE) is to ___________

A. Avoid voltage gain drop

B. Forward bias the emitter

C. Reduce noise in the amplifier

D. None of the above

Answer & Solution Discuss in Board Save for Later

20.
A single stage transistor amplifier with no load sees an a.c. load of

A. RC + RE

B. RC

C. RC || RE

D. RC/RE

Answer & Solution Discuss in Board Save for Later

1 2 3 4 5 6 7