An ac source of voltage amplitude 100 V and frequency 1.0 kHz drives an PLC series circuit with R = 20 Ω , L = 4.0 mH, and C = 50 μ F . (a) Determine the rms current through the circuit, (b) What are the rms voltages across the three elements? (c) What is the phase angle between the emf and the current? (d) What is the power output of the source? (e) What is the power dissipated in the resistor?
An ac source of voltage amplitude 100 V and frequency 1.0 kHz drives an PLC series circuit with R = 20 Ω , L = 4.0 mH, and C = 50 μ F . (a) Determine the rms current through the circuit, (b) What are the rms voltages across the three elements? (c) What is the phase angle between the emf and the current? (d) What is the power output of the source? (e) What is the power dissipated in the resistor?
An ac source of voltage amplitude 100 V and frequency 1.0 kHz drives an PLC series circuit with
R
=
20
Ω
, L = 4.0 mH, and
C
=
50
μ
F
. (a) Determine the rms current through the circuit, (b) What are the rms voltages across the three elements? (c) What is the phase angle between the emf and the current? (d) What is the power output of the source? (e) What is the power dissipated in the resistor?
An AC voltage source is connected to a resistor R = 1.25 x 102 2. The output from an AC voltage source is given by the expression V = (2.20 x 102 v) sin 2aft.
(a) What is the rms voltage across the resistor?
V
(b) What is the rms current flowing through the resistor?
A.
A 2.44 kΩ resistor is connected to an AC voltage source with an rms voltage of 230 V.
a)What is the maximum potential difference across the resistor (in V)?
b)What is the maximum current through the resistor (in A)?
c)What is the rms current through the resistor (in A)?
d)What is the average power dissipated by the resistor (in W)?
A 2.62 ko resistor is connected to an AC voltage source with an rms voltage of 230 V.
HINT
(a) What is the maximum potential difference across the resistor (in V)?
(b) What is the maximum current through the resistor (in A)?
A
(c) What is the rms current through the resistor (in A)?
(d) What is the average power dissipated by the resistor (in W)?
W
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
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