A. 10kHz
B. 40 kHz
C. 30 kHz
D. 20 kHz
Related Mcqs:
- The voltage gain of a tuned amplifier is____________at resonant frequency
A. Minimum
B. Maximum
C. Half-way between maximum and minimum
D. Zero - In the double tuned circuit, if the mutual inductance between the two tuned circuits is decreased, the level of resonance curve ___________________?
A. Remains the same
B. Is lowered
C. Is raised
D. None of the above - In a parallel LC circuit, if the input signal frequency is increased above resonant frequency then _______________?
A. XL increases and XC decreases
B. XL decreases and XC increases
C. Both XL and XC increase
D. Both XL and XC decrease - In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then________________?
A. XL decreases and XC increases
B. XL increases and XC decreases
C. Line current becomes minimum
D. None of the above - A tuned amplifier is generally operated in ____________operation?
A. Class A
B. Class C
C. Class B
D. None of the above - A tuned amplifier is used in ___________ applications?
A. Radio frequency
B. Low frequency
C. Audio frequency
D. None of the above - A tuned amplifier uses__________load?
A. Resistive
B. Capacitive
C. LC tank
D. Inductive - The Q of a tuned amplifier is generally _________________?
A. Less than 5
B. Less than 10
C. More than 10
D. None of the above - When either L or C is increased, the resonant frequency of LC circuit ____________?
A. Remains the same
B. Increases
C. Decreases
D. Insufficient data - For frequencies above the resonant frequency , a series LC circuit behaves as a ____________load?
A. Resistive
B. Inductive
C. Capacitive
D. None of the above
