Question

In a series LRC circuit driven at 60 Hz, the rate that energy is dissipated by the resistor. Will always?

Will ALWAYS increase if the angular frequency is decreased

None of the other answers is correct

Will ALWAYS increase if the angular frequency is increased

Does not depend on the value of R

Answer #1

l

An LRC series circuit has with R = 105 Ω, L = 76 mH, and C = 22
μF, is attached to a 120-V (rms) AC power supply with frequency 60
Hz.
(a) What is the impedance of the circuit?
(b) What is the peak current in the circuit?
(c) What is the peak voltage across the resistor?
(d) What is the peak voltage across the inductor?
(e) What is the peak voltage across the capacitor?
(f) What is the...

For a driven series ??? circuit, the voltage amplitude ?0 and
frequency ? of the voltage generator are 101 V and 221 Hz,
respectively. The circuit has resistance ?=405Ω, inductance ?=0.312
H, and capacitance ?=6.28 μF. Determine the average power ?avg
dissipated across the resistor.
?avg= ___W

The phase angle of an LRC series circuit with a capacitive
reactance of 200 Ω, a resistor of 100 Ω and a certain inductor at
1000 Hz is 40.0°. What is the value of the inductance in this
circuit?

1) In an LRC circuit, why does the sum of the voltages around
the circuit not equal the applied voltage as Kirchhoff’s rule
requires?
2) Using L = 20 mH, C = 50 ?F and R = 15 ohms, calculate the
resonant frequency of the series LRC circuit. Show your work in the
space below.
3) Using the values from pre-lab question 2 and an applied
voltage of 3.0 volts across the circuit, plot (on a separate sheet)
the voltage...

An L-R-C series circuit L= 0.125 H , R = 245 ΩΩ , and
C= 7.32 μFμF carries an rms current of 0.452 AA with a frequency of
396 Hz.
a) What average power is delivered by the source?
b) What is the average rate at which electrical energy is
converted to thermal energy in the resistor?
c) What is the average rate at which electrical energy is
dissipated (converted to other forms) in the capacitor?
d) What is the...

A series RLC circuit contains an AC generator (120 volts rms,
frequency = 60 Hz), a 35.0 ohm resistor, a 1.49×10−5 F capacitor,
and a 0.0300 H inductor.
(f) Determine the average power.
(g) What driving frequency minimizes the circuit impedance?
(h) What driving frequency maximizes the average power
consumed?
(ANSWERS: (f) 17.4 W; (g) 238 Hz; (h) 238 Hz)

An L-R-C series circuit L = 0.123 H ,
R = 242 Ω , and C = 7.32 μF carries an
rms current of 0.445 A with a frequency of 401 Hz .
a. What is the phase angle?
b. What is the power factor for this circuit?
c. What is the impedance of the circuit?
d. What is the rms voltage of the source?
e) What is the average rate at which electrical energy is
converted to thermal energy...

An L-R-C series circuit L = 0.121 H ,
R = 240 Ω , and C = 7.31 μF carries an
rms current of 0.452 A with a frequency of 400 Hz .
A. What is the phase angle
B. What is the power factor for this circuit.
C. What is the impedence of the circuit
D. What is the RMS voltage of the source.
E) What is the average rate at which electrical energy is
converted to thermal energy...

1. You build an LRC series circuit using a 3.00 V AC source (and
variable frequency), a 10.0 Ω resistor, a 10.0 µF capacitor, and a
coil of unknown inductance. You adjust the frequency of the source
until the circuit is in resonance, and find that the resonant
frequency is 100.0 Hz. What is the inductance of the coil? Show all
work.
2. You take the same circuit as in Question 1, and adjust the
frequency of the source to...

Question 1:
An L-R-C series circuit L = 0.117 H ,
R = 243 Ω , and C = 7.27 μF carries an
rms current of 0.448 A with a frequency of 402 Hz .
What is the phase angle, answer in (radians)
What is the power factor of this circuit?
What is the impedance of the circuit?
What is the rms voltage of the source?
What is the average rate at which electrical energy is
converted to thermal energy...

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