If L/C ratio of a parallel LC circuit is increased, the Q of the circuit______________?

Related Mcqs:

1. 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

2. If the resistance of a tuned circuit is increased, the Q of the circuit _______________?

   A. Is increased
   B. Is decreased
   C. Remains the same
   D. None of the above

3. At parallel resonance, the net reactive component circuit current is _______________?

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

4. In parallel resonance, the circuit impedance is_________________?

   A. C/LR
   B. R/LC
   C. CR/L
   D. L/CR

5. At series or parallel resonance, the circuit behaves as a ______________ load?

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

6. At series or parallel resonance, the circuit power factor is ________________?

   A. 0
   B. 5
   C. 1
   D. 8

7. At parallel resonance, the phase angle between the applied voltage and circuit current is _____________?

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

8. 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

9. 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

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