Exercise: Rlc Circuits And Resonance

Questions for: Rlc Circuits And Resonance

What is the total impedance of a 60 Hz series RLC circuit when XL = 7.5 ohms, XC = 265.3 ohms, and R = 33 ohms?
A:
257.8 ohms
B:
259.9 ohms
C:
290.8 ohms
D:
1989.75 ohms
Answer: B
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What is the current through the capacitor in the given circuit?

A:
3.5 mA
B:
5.5 mA
C:
9 mA
D:
11.4 mA
Answer: A
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Series RLC impedance or voltage totals must always be calculated by
A:
adding values vectorially
B:
graphing the angles
C:
multiplying the values
D:
subtracting the values
Answer: A
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If the bandwidth of a filter increases:
A:
Q decreases
B:
the roll-off rate increases
C:
the half-power frequency decreases
D:
the center frequency decreases
Answer: A
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At any resonant frequency, what net voltage is measured across the two series reactive components?
A:
Applied voltage
B:
Reactive voltage
C:
Zero voltage
D:
VL + VC voltage
Answer: C
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