A. 0
B. 1
C. 1
D. 10
Related Mcqs:
- 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 - The gain of an amplifier is expressed in db because_____________?
A. It is a simple unit
B. Calculations become easy
C. Human ear response is logarithmic
D. None of the above - A 2-transistor class B power amplifier is commonly called ______________ amplifier?
A. Dual
B. Push-pull
C. Symmetrical
D. Differential - An ideal value of stability factor is________________?
A. 100
B. 200
C. More than 200
D. 1 - An amplifier receives 0.1 W of input signal and delivers 15 W of signal power. What is the power gain in db?
A. 8 db
B. 6 db
C. 5 db
D. 4 db - 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 - In obtaining the frequency response curve of an amplifier, the______________?
A. Amplifier level output is kept constant
B. Amplifier frequency is held constant
C. Generator frequency is held constant
D. Generator output level is held constant - 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 level of an amplifier reduces to half, the db gain will fall by___________?
A. 5 db
B. 2 db
C. 10 db
D. 3 db
