A. Sideband
B. Resonant
C. Half-resonant
D. Half-power
Related Mcqs:
- The upper or lower cut off frequency is also called______________frequency?
A. Resonant
B. Sideband
C. 3 db
D. None of the above - 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 - When a transistor is cut off _________________?
A. Maximum voltage appears across transistor
B. Maximum current flows
C. Maximum voltage appears across load
D. None of the above - If the collector supply is 10V, then collector cut off voltage under d.c. conditions is _______________?
A. 20 V
B. 5 V
C. 2 V
D. 10 V - In a certain parallel resonant band-pass filter, the resonant frequency is 14 kHz. If the bandwidth is 4 kHz, the lower frequency_____________?
A. is 7 kHz
B. is 10 kHz
C. is 12 kHz
D. cannot be determined - In a series resonant band-pass filter, a lower value of Q results in______________?
A. a higher impedance
B. a smaller bandwidth
C. a higher resonant frequency
D. a larger bandwidth - An advantage of RC coupling scheme is the___________?
A. Good impedance matching
B. Economy
C. High efficiency
D. None of the above - The frequency response of transformer coupling is___________?
A. Good
B. Very good
C. Excellent
D. Poor - 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 - The number of stages that can be directly coupled is limited because___________?
A. Changes in temperature cause thermal instability
B. Circuit becomes heavy and costly
C. It becomes difficult to bias the circuit
D. None of the above
