Question

A load consists of a 12 μF capacitor in series with a 432 Ω resistor. The voltage across the load is given by v(t)=17cos(8,071t+0.25) where the phase is in radians. What is the magnitude of the current flow in capacitor/resistor load in mA?

Answer #1

Here we calculated current through load which is having resistor series with capacitor.

An L-R-C series circuit consists of a
60.0 Ω resistor, a 16.0 μF capacitor, a 4.00 mH inductor,
and an ac voltage source of voltage amplitude 55.0 V operating at
1500 Hz .
The current amplitude across the inductor, the resistor, and the
capacitor is 0.814A...now, double the frequency and...
a. Find new current amplitude across the inductor, the resistor,
and the capacitor.
b. Find new voltage amplitudes across the inductor, the
resistor, and the capacitor.

An L-R-C series circuit consists of a
60.0 Ω resistor, a 16.0 μF capacitor, a 4.00 mH inductor,
and an ac voltage source of voltage amplitude 55.0 V operating at
1500 Hz .
a. Find the current amplitude across the inductor, the resistor,
and the capacitor.
b. Find the voltage amplitudes across the inductor, the
resistor, and the capacitor. Enter your answers numerically
separated by commas. (VL, VR,
VC)
e. Find new current amplitude across the inductor, the resistor,
and...

A 10.0 Ω resistor, 10.0 mH inductor, and 10.0 μF capacitor are
connected in series with a 10.0 kHz voltage source. The rms current
through the circuit is 0.200 A.
a. Sketch an accurate phasor diagram.
b. Find the rms voltage drop across each of the 3 elements.
c. What is the phase angle between the current and the applied
voltage?
d. Find the rms voltage in the circuit.

A low-pass filter consists of a 113 μF capacitor in
series with a 155 Ω resistor. The circuit is driven by an AC source
with a peak voltage of 5.30 V .
A. What is the crossover frequency fc?
B. What is VC when
f=1/2fc?
C. What is VC when f=fc?
D. What is VC when
f=2fc?

A resistor (R = 9.00 ✕ 102 Ω), a
capacitor (C = 0.250 μF), and an
inductor (L = 2.30 H) are connected in series
across a 2.40 ✕ 102-Hz AC source for which
ΔVmax = 1.15 ✕ 102 V.
a.) Calculate the impedance of the circuit.
b.) Calculate the maximum current delivered by the source.
c.) Calculate the phase angle between the current and
voltage.
d.) Is the current leading or lagging behind the
voltage?

A 23-Ω resistor, 58-μF capacitor, and 3.5-mH inductor are
connected in series with an AC source of amplitude 12 V and
frequency 120 Hz.
Part (h) With a source voltage of
Vsource = V0
cos(2πft), what is the instantaneous voltage, in volts,
across the capacitor at time t = 2.25 s?
Part (i) What is the amplitude of the voltage
drop across the inductor, in volts?
Part (j) With a source voltage of
Vsource =
V0cos(2πft), what is the instantaneous...

A 3490 - Ω resistor and a 1.0 - μF capacitor are connected in
series across a generator (60.0 Hz, 120 V). Determine the power
delivered to the circuit.

A 199 Ω resistor, a 0.800 H inductor, and a 6.00 μF
capacitor are connected in series across a voltage source that has
voltage amplitude 31.5 V and an angular frequency of 235 rad/s . A)
What is v, v_R, v_L, and v_C at t=21.5 ms? B) What is V_R, V_C, and
V_L? I would also appreciate an brief explanation between the
difference between the two.

A 214 Ω resistor, a 0.925 H inductor, and a 5.50 μF capacitor
are connected in series across a voltage source that has voltage
amplitude 29.5 V and an angular frequency of 240 rad/s a)What is v
at t= 22.0 ms ? b)What is vR at t= 22.0 ms ? c)What is vL at t=
22.0 ms ? d)What is vC at t= 22.0 ms ? e) What is VR? f)What is VC?
g)What is VL?

A 217 Ω resistor, a 0.775 H inductor, and a 6.50 μF
capacitor are connected in series across a voltage source that has
voltage amplitude 31.5 Vand an angular frequency of 225 rad/s .
What is v at t= 19.5 ms ?
What is vR at t= 19.5 ms ?
What is vL at t= 19.5 ms ?
What is vC at t= 19.5 ms
?
Compare
vC+vL+vR and
v at this instant:
What is VR?
What is VC?
What is...

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