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
Related Mcqs:
- In an RC coupling scheme, the coupling capacitor CC must be large enough______________?
A. To pass d.c. between the stages
B. Not to attenuate the low frequencies
C. To dissipate high power
D. None of the above - In RC coupling, the value of coupling capacitor is about_______________?
A. 100 pF
B. 0.1 µF
C. 0.01 µF
D. 10 µF - The most costly coupling is _______________ coupling?
A. RC
B. Direct
C. Impedance
D. Transformer - 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 - RC coupling is generally confined to low power applications because of____________?
A. Large value of coupling capacitor
B. Low efficiency
C. Large number of components
D. None of the above - The lower and upper cut off frequencies are also called_____________frequencies?
A. Sideband
B. Resonant
C. Half-resonant
D. Half-power - An advantage of RC coupling scheme is the___________?
A. Good impedance matching
B. Economy
C. High efficiency
D. None of the above - Transformer coupling is used for__________amplification?
A. Power
B. Voltage
C. Current
D. None of the above - Transformer coupling provides high efficiency because___________?
A. Collector voltage is stepped up
B. resistance is low
C. collector voltage is stepped down
D. none of the above - The frequency response of transformer coupling is___________?
A. Good
B. Very good
C. Excellent
D. Poor
