Distortion in Amplifier-1 MCQ’s

Analog Electronic Circuits Electronics & Communication Engineering

This set of Analog Electronic Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Distortion in Amplifier-1″.

1. Which of the following is not a reason for distortion in amplifier output?
a) Incorrect biasing level
b) Sinusoidal input
c) Non- linear amplification
d) Large input signal

2. Amplitude distortion is due to ___________
a) Shift in Q-point
b) Change in input
c) Linear amplification
d) Small input signal

3. The problem in which output signal is not an exact reproduction of output signal in the amplifier is collectively called __________
a) Thermal runaway
b) Phase error
c) Distortion
d) Biasing error

4. If output of amplifier exceeds maximum allowable value ___________ occurs in output waveform.
a) Clipping
b) Clamping
c) Rectifying
d) Rounding

5. Frequency distortion occurs when _______ is varied with frequency.
a) Amplitude
b) Amplification
c) Distortion
d) Output

6. The distortion caused by multiple frequencies in output is called _________
a) Amplifier distortion
b) Harmonic distortion
c) Phase distortion
d) None of the mentioned

7. Flat tops in the output signal is due to ___________
a) Frequency distortion
b) Amplitude distortion
c) Phase distortion
d) Harmonic distortion

8. Phase distortion can also be called as _________
a) Frequency distortion
b) Amplitude distortion
c) Delay distortion
d) Harmonic distortion

9. Harmonic distortion is caused by nonlinearities of _________
a) Voltage divider circuit
b) Resistive elements only
c) Passive elements
d) Active elements

10. Which of the following components in a transistor circuit is really responsible for harmonic distortion?
a) Capacitor
b) Resistor
c) Transistor
d) Inductance

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