In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then________________?

Byadmin December 21, 2018August 11, 2021

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

Transistor Tuned Amplifiers

If a high degree of selectivity is desired, then double-tuned circuit should have ___________ coupling?

If a high degree of selectivity is desired, then double-tuned circuit should have ___________ coupling?

A. Loose
B. Tight
C. Critical
D. None of the above

Read More If a high degree of selectivity is desired, then double-tuned circuit should have ___________ coupling?
Transistor Tuned Amplifiers

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

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

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

Read More At parallel resonance, the net reactive component circuit current is _______________?
Transistor Tuned Amplifiers

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

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

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

Read More The Q of a tuned circuit refers to the property of_______________?
Transistor Tuned Amplifiers

In parallel resonance, there is _______________?

In parallel resonance, there is _______________?

A. Both voltage and current amplification
B. Voltage amplifications
C. Current amplification
D. None of the above

Read More In parallel resonance, there is _______________?
Transistor Tuned Amplifiers

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

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

Read More At parallel resonance, the phase angle between the applied voltage and circuit current is _____________?
Transistor Tuned Amplifiers

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

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

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

Read More For frequencies below resonant frequency, a series LC circuit behaves as a _____________ load?

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