The purpose of a coupling capacitor in a transistor amplifier is to ___________
A. Increase the output impedance of transistor
B. Protect the transistor
C. Pass a.c. and block d.c.
D. Provide biasing
Answer: Option C
Related Questions on Single Stage Transistor Amplifiers
A CE amplifier is also called ___________ circuit
A. Grounded emitter
B. Grounded base
C. Grounded collector
D. None of the above
A transistor amplifier has high output impedance because ___________
A. Emitter is heavily doped
B. Collector has reverse bias
C. Collector is wider than emitter or base
D. None of the above
An amplifier has a power gain of 100. Its db gain is ___________
A. 10 db
B. 20 db
C. 40 db
D. None of the above
Join The Discussion