Explore topic-wise MCQs in Electronic Devices and Circuits.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits knowledge and support exam preparation. Choose a topic below to get started.

1.

What should be the gain of an amplifier at 20 kHz if the half power frequencies are fL = 20 Hz and fH = 15 kHz along with mid band gain = 80?

A. 22.76
B. 45.09
C. 40.08
D. 48.07
Answer» E.
Discussion
2.

The configuration in which output impedance of transistor amplifier is highest is ___________

A. common collector
B. common base
C. common emitter
D. common collector and base
Answer» C. common emitter
Discussion
3.

The configuration in which input impedance of transistor amplifier is lowest is ___________

A. common collector
B. common emitter
C. common base
D. common emitter & base
Answer» D. common emitter & base
Discussion
4.

The configuration in which current gain of transistor amplifier is lowest is ___________

A. common collector
B. common base
C. common emitter
D. common emitter & base
Answer» C. common emitter
Discussion