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.Management Sciences
Category: Transistor Tuned Amplifiers
For frequencies above the resonant frequency , a series LC circuit behaves as a ____________load?
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A. Resistive
B. Inductive
C. Capacitive
D. None of the above
If Q of an LC circuit increases, then bandwidth ______________?
A. Increases
B. Decreases
C. Remains the same
D. Insufficient data
When either L or C is increased, the resonant frequency of LC circuit ____________?
A. Remains the same
B. Increases
C. Decreases
D. Insufficient data
In parallel resonance, there is _______________?
A. Both voltage and current amplification
B. Voltage amplifications
C. Current amplification
D. None of the above
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
At series resonance, the phase angle between applied voltage and circuit is______________?
A. 90o
B. 180o
C. 0o
D. None of the above
At series or parallel resonance, the circuit behaves as a ______________ load?
A. Capacitive
B. Resistive
C. Inductive
D. None of the above
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
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