Transistor Audio Power Amplifiers Mcqs Start Creating PDF

MCQ: The output stage of a multistage amplifier usually employs _________________?

1. Push-pull amplifier
2. Preamplifier
3. Class A power amplifier
4. None of the above

MCQ: Class _____________ operation gives the maximum distortion?

1. A
2. B
3. C
4. AB

MCQ: The size of a power transistor is made considerably large to________________?

1. Provide easy handling
2. Dissipate heat
3. Facilitate connections
4. None of the above

MCQ: The output stage of a multistage amplifier usually employs______________?

1. Push-pull amplifier
2. Preamplifier
3. Class A power amplifier
4. None of the above

MCQ: If the zero signal dissipation of a transistor is 1W, then power rating of the transistor should be at least___________________?

1. 5 W
2. 33 W
3. 75 W
4. 1 W

MCQ: When a transistor is cut off _________________?

1. Maximum voltage appears across transistor
2. Maximum current flows
3. Maximum voltage appears across load
4. None of the above

MCQ: Low efficiency of a power amplifier results in_________________?

1. Low forward bias
2. Less battery consumption
3. More battery consumption
4. None of the above

MCQ: A power amplifier has comparatively __________________ ß ?

1. Small
2. Large
3. Very large
4. None of the above

MCQ: A 2-transistor class B power amplifier is commonly called ______________ amplifier?

1. Dual
2. Push-pull
3. Symmetrical
4. Differential

MCQ: A class A power amplifier is sometimes called______________amplifier?

1. Symmetrical
2. Single-ended
3. Reciprocating
4. Differential