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A 68 Ω resistor, an 8.6 μF capacitor, and a 36 mH
inductor are connected in series in an ac circuit.
Part A: Calculate the impedance for a source frequency of 300
Hz.
Part B: Calculate the impedance for a source frequency of 30.0
kHz.
Express your answers to two significant figures and
include the appropriate units.
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What is the impedance of a 1.35 kΩ resistor, a 160 mH inductor,
and a 25.3 μF capacitor connected in series with a 60.0 Hz ac
generator?
An RLC circuit has a resonance frequency of 1.6 kHz .If the
inductance is is 0.11 mH , what is the capacitance?
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What is the inductive reactance of a 0.5 H inductor connected
with a 1000 Ω resistor in an AC circuit
supplied with 48 VAC at 100 Hz?
A. 150.72 Ω
B. 500 Ω
C. 314 Ω
D. 0.31 Ω
Which of the following denotes inductive reactance? A. R
B. H
C. X
L
D. Z
A 10 mH inductor and a 100 Ω resistor are connected in
parallel. The circuit is supplied with 24 VAC at 2000 Hz. What is...
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An LC circuit consists of a 3.10 mH inductor and a 5.07 uF capacitor. (a) Find its impedance at 60.8 Hz. (b) Find its impedance at 11.6 kHz. Ω (C) Now a 36.6 12 resistor is added in series with the inductor and capacitor. Find the impedance of this RLC circuit at 60.8 Hz and 11.6 kHz. At 60.8 Hz At 11.6 kHz (d) Compare the values of Z in parts (a) and (b) with those found in part (c),...
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An RLC series circuit has a 2.6 Ω resistor, a 95 μH inductor,
and a 87.5 μF capacitor.
a. Find the circuit’s impedance, in ohms, at 110 Hz.
b. Find the circuit’s impedance, in ohms, at 4.5 kHz.
c. If the voltage source supplies an rms voltage of 5.52 V, what
is the circuit’s rms current, in amperes, at a frequency of 110
Hz?
d. If the voltage source supplies an rms voltage of 5.52 V, what
is the circuit’s...
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The inductive reactance of a 20.0-mH inductor at a certain
frequency is 120 Ω. What is the frequency in Hz? A) 6000 Hz B) 120
Hz C) 478 Hz D) 955 Hz E) 167 Hz
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An RLC series circuit has a 1.00 kΩ resistor, a 150 mH inductor,
and a 25.0 nF capacitor.
(a) Find the circuit's impedance (in Ω) at 505 Hz.
(b) Find the circuit's impedance (in Ω) at 7.50 kHz.
(c) If the voltage source has Vrms = 408 V, what is Irms (in mA)
at 505 Hz and 7.5 Hz?
(d) What is the resonant frequency (in kHz) of the circuit?
(e) What is Irms (in mA) at resonance?
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A 1200 Ω resistor, a 600 nF capacitor and a 25 μH inductor are
placed in series with a variable
frequency AC source.
1. Find the reactances χC and χL and the circuit impedance Z when ƒ
= 1500 Hz.
2. The fixed capacitor is replaced with a variable capacitor, and
we are going to use the
circuit to tune an AM radio, searching for the resonant
frequencies. Since the AM band
holds frequencies between 520 kHz and 1610 kHz,...
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A series RLC circuit consists of a 52.0 Ω resistor, a
2.60 mH inductor, and a 610 nF capacitor. It is connected to an
oscillator with a peak voltage of 4.60 V .
a. Determine the impedance at frequency 3000 Hz.
b. Determine the peak current at frequency 3000 Hz.
c. Determine the impedance at frequency 4000 Hz.
d. Determine the peak current at frequency 4000 Hz.
e. Determine phase angle at frequency 4000 Hz.
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24.65
A 115-Ω resistor, a 58.5-mH inductor, and a 197-μF capacitor are
connected in series to an ac generator. You may want to review
(Pages 868 - 872) .
At what frequency will the current in the circuit be a
maximum?
At what frequency will the impedance of the circuit be a
minimum?
An LC circuit consists of a 3.10 mH inductor and a 5.07 uF capacitor. (a) Find its impedance at 60.8 Hz. (b) Find its impedance at 11.6 kHz. Ω (C) Now a 36.6 12 resistor is added in series with the inductor and capacitor. Find the impedance of this RLC circuit at 60.8 Hz and 11.6 kHz. At 60.8 Hz At 11.6 kHz (d) Compare the values of Z in parts (a) and (b) with those found in part (c),...