MCQ: The output signal voltage and current of a power amplifier are 5V and 200 mA; the values being r.m.s. What is the power output ?

1. 1 W
2. 2 W
3. 4 W
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: 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