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MCQs 1: A class A power amplifier is sometimes called______________amplifier?

Symmetrical Single-ended Reciprocating Differential
Answer Explanation

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

Dual Push-pull Symmetrical Differential
Answer Explanation

MCQs 3: A power amplifier has comparatively __________________ ß ?

Small Large Very large None of the above
Answer Explanation

MCQs 4: Low efficiency of a power amplifier results in_________________?

Low forward bias Less battery consumption More battery consumption None of the above
Answer Explanation

MCQs 5: When a transistor is cut off _________________?

Maximum voltage appears across transistor Maximum current flows Maximum voltage appears across load None of the above
Answer Explanation

MCQs 6: If the zero signal dissipation of a transistor is 1W, then power rating of the transistor should be at least___________________?

5 W 33 W 75 W 1 W
Answer Explanation

MCQs 7: The output stage of a multistage amplifier usually employs______________?

Push-pull amplifier Preamplifier Class A power amplifier None of the above
Answer Explanation

MCQs 8: The size of a power transistor is made considerably large to________________?

Provide easy handling Dissipate heat Facilitate connections None of the above
Answer Explanation

MCQs 9: Class _____________ operation gives the maximum distortion?

A B C AB
Answer Explanation

MCQs 10: The output stage of a multistage amplifier usually employs _________________?

Push-pull amplifier Preamplifier Class A power amplifier None of the above
Answer Explanation

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