Question

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!

Answer #1

A series RLC circuit consists of a 40.0 Ω resistor, a
2.70 mH inductor, and a 410 nF capacitor. It is connected to a 3.0
kHz oscillator with a peak voltage of 6.00 V.
A. What is the instantaneous emf when i =I?
B. What is the instantaneous emf when i =0 A and is
decreasing?
C. What is the instantaneous emf when i =−I?

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?

A series RLC circuit is connected to an oscillator with an rms
voltage of 23.0 V, and consists of a 20.0 mH inductor, a 4.40 nF
capacitor, and a 120. ? resistor. If ? = ?0, what is the power
supplied to the circuit?

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 series RLC circuit consists of a 65 Ω resistor, a 0.52 H
inductor, and a 35 μF capacitor. It is attached to a 120 V/60 Hz
power line. A. What is the peak current II at this frequency? B.
What is the phase angle ϕ? C. What is the average power loss?

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

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?

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?

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...

Problem 32.51-- A series RLC circuit consists of a 80 Ω
resistor, a 0.52 H inductor, and a 50 μF capacitor. It is attached
to a 120 V/60 Hz power line.
a) What is the peak current I at this frequency? Express your
answer with the appropriate units
b) What is the phase angle ϕ?
c) What is the average power loss? Express your answer with the
appropriate units.

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