The voltage gain of a tuned amplifier is____________at resonant frequency

Related Mcqs:

1. The Q of a tuned amplifier is 50. If the resonant frequency for the amplifier is 1000kHZ, then bandwidth is __________________?

   A. 10kHz
   B. 40 kHz
   C. 30 kHz
   D. 20 kHz

2. 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

3. 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

4. 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

5. A tuned amplifier is generally operated in ____________operation?

   A. Class A
   B. Class C
   C. Class B
   D. None of the above

6. A tuned amplifier is used in ___________ applications?

   A. Radio frequency
   B. Low frequency
   C. Audio frequency
   D. None of the above

7. A tuned amplifier uses__________load?

   A. Resistive
   B. Capacitive
   C. LC tank
   D. Inductive

8. 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

9. For frequencies below the resonant frequency , a parallel LC circuit behaves as a ______________load?

   A. Inductive
   B. Resistive
   C. Capacitive
   D. None of the above

10. For frequencies above the resonant frequency, a parallel LC circuit behaves as a ____________ load?

    A. Capacitive
    B. Resistive
    C. Inductive
    D. None of the above