A. RC
B. Transformer
C. Direct
D. None of the above
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 - 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 - The final stage of a multistage amplifier uses______________?
A. RC coupling
B. Transformer coupling
C. Direct coupling
D. Impedance coupling - 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 total gain of a multistage amplifier is less than the product of the gains of individual stages due to____________?
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 - In the initial stages of a multistage amplifier, we use______________?
A. RC coupling
B. Transformer coupling
C. Direct coupling
D. None of the above - 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 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 - RC coupling is not used to amplify extremely low frequencies because____________?
A. There is considerable power loss
B. There is hum in the output
C. Electrical size of coupling capacitor becomes very large
D. None of the above
