Knowledge Knockout - ECE MCQ Set

Knowledge Knockout - ECE MCQ Set

University

60 Qs

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Knowledge Knockout - ECE MCQ Set

Knowledge Knockout - ECE MCQ Set

Assessment

Quiz

Science

University

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60 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The gain of a common emitter amplifier depends on:

Load resistance

Emitter resistance

Collector current

All of the above

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which feedback increases input resistance?

Current series

Voltage shunt

Voltage series

Current shunt

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Crystal oscillator works on:

Magnetostriction

Photoelectric

Piezoelectric

Faraday's Law

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Multistage amplifiers are used to:

Increase input resistance

Increase gain

Decrease bandwidth

Stabilize frequency

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Phase margin is used to determine:

Gain

Frequency

Bandwidth

Stability

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Current mirror circuit provides:

Voltage gain

High current

Current copying

Phase shift

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Transconductance amplifier output is proportional to:

Voltage input

Current input

Resistance

None

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