A. Power loss in the coupling device
B. Loading effect of the next stage
C. The use of many transistors
The use of many capacitors
Related Mcqs:
- If a three-stage amplifier has individual stage gains of 10 db, 5 db and 12 db, then total gain in db is____________?
A. 600 db
B. 24 db
C. 14 db
D. 27 db - The bandwidth of a single stage amplifier is_____________that of a multistage amplifier?
A. More than
B. The same as
C. Less than
D. Data insufficient - In the initial stages of a multistage amplifier, we use______________?
A. RC coupling
B. Transformer coupling
C. Direct coupling
D. None of the above - If the power and current gains of a transistor amplifier are 16500 and 100 respectively, then voltage gain is_____________________?
A. 165
B. 165 x 104
C. 100
D. None of the above - 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 - The final stage of a multistage amplifier uses______________?
A. RC coupling
B. Transformer coupling
C. Direct coupling
D. Impedance coupling - When a multistage amplifier is to amplify d.c. signal, then one must use_____________coupling?
A. RC
B. Transformer
C. Direct
D. None of the above - The value of emitter capacitor CE in a multistage amplifier is about____________?
A. 1 µF
B. 100 pF
C. 0.01 µF
D. 50 µF - The output stage of a multistage amplifier usually employs______________?
A. Push-pull amplifier
B. Preamplifier
C. Class A power amplifier
D. None of the above - The output stage of a multistage amplifier is also called _________________-?
A. Mixer stage
B. Power stage
C. Detector stage
D. F stage
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