Exercise: Rlc Circuits And Resonance

Questions for: Rlc Circuits And Resonance

What is the true power consumed in a 30 V series RLC circuit if Z = 20 ohms and R = 10 ohms?
A:
15.0 watts
B:
22.5 watts
C:
30.0 watts
D:
45.0 watts
Answer: B
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In a series RLC circuit the current can be found using:
A:
B:
C:
both of the above
D:
none of the above
Answer: C
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What is the impedance of the circuit in the given circuit?

A:
1.05 komega.gif
B:
1.33 komega.gif
C:
2.19 komega.gif
D:
3.39 komega.gif
Answer: A
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What is the voltage across the capacitor in the given circuit?

A:
6.8 V
B:
11.9 V
C:
16.1 V
D:
22.9 V
Answer: D
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At resonance, the term bandwidth includes all frequencies that allow what percentage of maximum current to flow?
A:
50
B:
62.3
C:
70.7
D:
95.3
Answer: C
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