Exercise: Rlc Circuits And Resonance

Questions for: Rlc Circuits And Resonance

The quality factor (Q) is the ratio of true power to apparent power.
A:
True
B:
False
C:
D:
Answer: B
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The reactive voltages, VL and VC, cancel at resonance.
A:
True
B:
False
C:
D:
Answer: A
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In a series RLC circuit, the larger reactance determines the net reactance of the circuit.
A:
True
B:
False
C:
D:
Answer: A
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Resonance is a condition in a series RLC circuit in which the capacitive and inductive reactances are equal in magnitude.
A:
True
B:
False
C:
D:
Answer: A
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A certain series RLC circuit with a 200 Hz, 15 V ac source has the following values: R = 12 , C = 80 F, and L = 10 mH. The total impedance, expressed in polar form, is
A:
12.2812.34°
B:
12.5712.34°
C:
9.9512.34°
D:
12.6212.34°
Answer: A
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