Engineering Courses

Chapter 2: Electronic Devices Exam Tests

Electronic Devices MCQs - Chapter 2

# BJT Amplifiers Multiple Choice Questions (MCQs) PDF Download - 1

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## BJT Amplifiers Questions and Answers : MCQ Quiz 1

MCQ 1:

Current gain of common base amplifier is

1. 0
2. 1
3. 0.5
4. 0.8
MCQ 2:

In a Darlington pair configuration, if emitter resistance is 560 Ω and input resistance is 8.75M Ω then AC current gain will be

1. 25
2. 125
3. 321
4. 345
MCQ 3:

Output resistance of common base amplifier is equals to

1. Emitter resistor
2. Collector resistor
3. Drain resistor
4. Base resistor
MCQ 4:

Basic purpose of multistage arrangement is to increase the amplifiers overall

1. current gain
2. voltage gain
3. base resistance
4. slew rate
MCQ 5:

If AC emitter current of common emitter amplifier is 3.80mA then AC emitter resistance will be

1. 5.3 Ω
2. 2.45 Ω
3. 6.58 Ω
4. 8.32 Ω

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