In the above question, what are the values of cut-off frequencies?

Related Mcqs:

1. Frequencies above ______________ kHz are called radio frequencies?

   A. 2
   B. 10
   C. 50
   D. 200

2. 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

3. 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

4. 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

5. For frequencies below resonant frequency, a series LC circuit behaves as a _____________ load?

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

6. 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

7. If Q of an LC circuit increases, then bandwidth ______________?

   A. Increases
   B. Decreases
   C. Remains the same
   D. Insufficient data

8. At series resonance, the phase angle between applied voltage and circuit is______________?

   A. 90o
   B. 180o
   C. 0o
   D. None of the above

9. Tuned class C amplifiers are used for RF signals of________________?

   A. Low power
   B. High power
   C. Very high power
   D. None of the above

10. The Q of a tuned circuit refers to the property of_______________?

    A. Sensitivity
    B. Fidelity
    C. Selectivity
    D. None of the above