Question

An RLC series circuit has a 200-ohm resistor and a 25 mH inductor. At 8000 Hz, the phase angle is 450. (a) What is the impedance? (b) Find the circuit’s capacitance (C). (c) If Vrms of 480V is applied, what is the average power supplied?

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Answer #1

An RLC series circuit has a 200 Ω resistor and a 25.0 mH
inductor. At 7800 Hz, the phase angle is 45.0°.
(a) What is the impedance (in ohms)? _____Ω
(b) Find the minimum possible capacitance (in nanofarads) of the
circuit. ______nF
(c) If Vrms = 408 V is applied, what is the average power (in
watts) supplied? _____W

An RLC series circuit has a 210 Ω resistor and a 25.0
mH inductor. At 8300 Hz, the phase angle is 45.0°.
Part a (the impedance) had an answer of 296.58 ohms, but I can't
seem to figure out part b:
Find the minimum possible capacitance (in nF) of the
circuit.

a) an RLC series circuit has a 2.50 kOhm resistor, a 170 mH
inductor, and a 24.0 nF capacitor. Find the power factor at f=8.70
kHz.
b)What is the phase angle at this frequency?
c)If the voltage source has Vrms=350 V, what is the average
power at this frequency?
d) Find the average power at the circuits resonant
frequency?

An RLC series circuit has a 1.00 kΩ resistor, a 168 mH inductor,
and a 25.0 nF capacitor.
(a) Find the circuit's impedance at 491 Hz. ______ Ω
(b) If the voltage source has Vrms = 408 V, what is Irms? ______
mA
(c) What is the resonant frequency of the circuit? ______
kHz
(d) What is Irms at resonance? ______ mA

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 Ohms) at 500 Hz.
b. Find the circuit's impedance (in ohms) at 7.50 kHz.
c. If the voltage source has Vrms = 408 V, what is Irms (in mA)
at each frequency?
mA at 500 Hz = ?
mA at 7.5 Hz = ?
d. What is the resonant frequency (in kHz) of the circuit?
e....

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 Ohms) at 500 Hz.
b. Find the circuit's impedance (in ohms) at 7.50 kHz.
c. If the voltage source has Vrms = 408 V, what is Irms (in mA)
at each frequency? mA at 500 Hz = ? mA at 7.5 Hz = ?
d. What is the resonant frequency (in kHz) of the circuit? e....

An RLC series circuit has a 1.00 k? resistor, a 160 mH inductor,
and a 25.0 nF capacitor. (a) Find the circuit's impedance (in ?) at
515 Hz. (b) Find the circuit's impedance (in ?) at 7.50 kHz. (c) If
the voltage source has Vrms = 408 V, what is Irms (in mA) at each
frequency? mA (at 515 Hz) mA (at 7.50 kHz) (d) What is the resonant
frequency (in kHz) of the circuit? kHz (e) What is Irms...

An RLC series circuit has a 3.30 Ω resistor, a 120 μH inductor,
and an 65.0 μF capacitor.
(a)Find the power factor at f = 120 Hz.
(b)What is the phase angle at 120 Hz?
(c) If the voltage source has Vrms = 4.10 V, what is
the average power at 120 Hz?
(d)Find the average power at the circuit’s resonant
frequency.

An RLC series circuit has a 1.00 kΩ resistor, a 145 mH inductor,
and a 25.0 nF capacitor. (a) Find the circuit's impedance (in Ω) at
475 Hz. Incorrect: Your answer is incorrect. Ω (b) Find the
circuit's impedance (in Ω) at 7.50 kHz. Ω (c) If the voltage source
has Vrms = 408 V, what is Irms (in mA) at each frequency? mA (at
475 Hz) mA (at 7.50 kHz) (d) What is the resonant frequency (in
kHz) of...

consider a series RLC circuit with a resistor E = 43.0 ohm, an
inductor L = 15.5 mH, a capacitor C = 0.0545 micro farads and an AC
source that provides an RMS voltage of 0.301 V at 16.2 kHz
what is the impedance of the circuit in ohms

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