Question

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?

Answer #1

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 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 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 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...

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.

A series RLC circuit contains a 210 Ω resistor, a 17.0 mH
inductor, a 2.70 μF capacitor, and an AC voltage source of
amplitude 45.0 V operating at an angular frequency of 360
rad/s.
(a) What is the power factor of this circuit?
(b) Find the average power delivered to the entire circuit by
the source, in W
(c) What is the average power delivered to the capacitor, in
W?

A series RLC circuit consists of a 59.0 Ω resistor, a
5.10 mH inductor, and a 310 nF capacitor. It is connected to an
oscillator with a peak voltage of 5.10 V.
Determine phase angle at frequency 3000 HzHz.
I kept getting -38.2 degrees, which is wrong. Someone please
help!! Thanks!

A series RLC circuit consists of a 50Ω resistor, a 3.3
mH inductor, and a 480 nF capacitor. It is connected to a 5.0 kHz
oscillator with a peak voltage of 5.0 V.
Part A
What is the instantaneous current i when E = E 0?
Part B
What is the instantaneous current i when E =0V and is
decreasing?

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?
Degree

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