Single Stage Transistor Amplifiers MCQ Questions & Answers | Electrical Engineering

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1.
A CE amplifier is also called ___________ circuit

A. Grounded emitter

B. Grounded base

C. Grounded collector

D. None of the above

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2.
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

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3.
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

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4.
In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of ___________

A. RC + RL

B. RC || RL

C. RL

D. RC

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5.
A single stage transistor amplifier with collector load RC and emitter resistance RE has a d.c. load of ___________

A. RC

B. RC || RE

C. RC - RE

D. RC + RE

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