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

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...