Single Stage Transistor Amplifiers MCQ Questions & Answers

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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6.
The d.c. load of a transistor amplifier is generally ___________ that of a a.c. load

A. The same as

B. Less than

C. More than

D. None of the above

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7.
If a transistor amplifier feeds a load of low resistance (e.g. speaker), then voltage gain will be ___________

A. High

B. Very high

C. Moderate

D. Low

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8.
If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is

A. RL + RC

B. RC || RL

C. RL - RC

D. RC

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9.
It is generally desired that a transistor should have ___________ input impedance

A. Low

B. Very low

C. High

D. Very high

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10.
For highest power gain, one would use ___________ configuration

A. CC

B. CB

C. CE

D. none of the above

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Single Stage Transistor Amplifiers MCQ Questions & Answers | Electrical Engineering

1. A CE amplifier is also called ___________ circuit

Answer & Solution

2. A transistor amplifier has high output impedance because ___________

Answer & Solution

3. An amplifier has a power gain of 100. Its db gain is ___________

Answer & Solution

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 ___________

Answer & Solution

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

Answer & Solution

6. The d.c. load of a transistor amplifier is generally ___________ that of a a.c. load

Answer & Solution

7. If a transistor amplifier feeds a load of low resistance (e.g. speaker), then voltage gain will be ___________

Answer & Solution

8. If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is

Answer & Solution

9. It is generally desired that a transistor should have ___________ input impedance

Answer & Solution

10. For highest power gain, one would use ___________ configuration

Answer & Solution

1.
A CE amplifier is also called ___________ circuit

2.
A transistor amplifier has high output impedance because ___________

3.
An amplifier has a power gain of 100. Its db gain is ___________

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 ___________

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

6.
The d.c. load of a transistor amplifier is generally ___________ that of a a.c. load

7.
If a transistor amplifier feeds a load of low resistance (e.g. speaker), then voltage gain will be ___________

8.
If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is

9.
It is generally desired that a transistor should have ___________ input impedance

10.
For highest power gain, one would use ___________ configuration