Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN: 9781337553292
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Chapter 32, Problem 7P
To determine
The current in the inductor at
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One application of an RL circuit is the generation of time-varying high voltage from a low-voltage source. As shown in the figure below, R1
15.0V. What is the current in the inductor a long time after the switch has been in position A? 1.25 A
B
E
L
R₁
w
R₁₂
=
103002, R2
=
12.0, L = 1.82H and ε =
Find the equation for the voltage across the inductor with time.
DsS
A. vL(t) = (125 V) cos[(9580 rad/s)t + 7 rad]
B. vL(t) = (112 V) cos[(9580 rad/s){]
C. vL(t) = (125 V) cos[(9580 rad/s)t + 7/2 rad]
The current in the circuit is given by i(t) = I cos[(9580 rad/s)(], where I is the
amplitude current. The voltage amplitude of the AC source is 112 V.
D. vL(t) = (112 V) cos[(9580 rad/s)t + 1.03 rad]
%3D
E. vL(t) = (125 V) cos[(9580 rad/s)t – 7/2 rad]
R= 335 2
C = 0.625 µF
L = 75.8 mH
In the figure ɛ = 10.0 V, R = 4.00 0, and R2 = 1.00 N. The inductor
has an internal resistance of r = 1.00 N. What is the power delivered by
the battery as soon as the switch is closed? Give your answer in W.
Şekildeki devrede ɛ = 10.0 V, R1 = 4.00 n, ve R2 = 1.00 n olarak
verilmişlerdir. Solenoidin iç direnci r = 1.00 N olarak verilmiştir. Anahtar
kapatılır kapatılmaz bataryanın devreye verdiği güç W cinsinden nedir?
R
E-
R2
L.
Yanıtınız
Chapter 32 Solutions
Physics for Scientists and Engineers with Modern Physics
Ch. 32.2 - Consider the voltage phasor in Figure 32.4, shown...Ch. 32.3 - Consider the AC circuit in Figure 32.8. The...Ch. 32.4 - Consider the AC circuit in Figure 32.11. The...Ch. 32.4 - Consider the AC circuit in Figure 32.12. The...Ch. 32.5 - Label each part of Figure 32.16, (a), (b), and...Ch. 32.6 - Prob. 32.6QQCh. 32.7 - Prob. 32.7QQCh. 32 - (a) What is the resistance of a lightbulb that...Ch. 32 - A certain lightbulb is rated at 60.0 W when...Ch. 32 - The current in the circuit shown in Figure P32.3...
Ch. 32 - Figure P32.4 shows three lightbulbs connected to a...Ch. 32 - Prob. 5PCh. 32 - Prob. 6PCh. 32 - Prob. 7PCh. 32 - Prob. 8PCh. 32 - An AC source has an output rms voltage of 78.0 V...Ch. 32 - Prob. 10PCh. 32 - Prob. 11PCh. 32 - An AC source with an output rms voltage of 86.0 V...Ch. 32 - What is the maximum current in a 2.20-F capacitor...Ch. 32 - Prob. 14PCh. 32 - In addition to phasor diagrams showing voltages...Ch. 32 - An AC source with Vmax = 150 V and f = 50.0 Hz is...Ch. 32 - You are working in a factory and have been tasked...Ch. 32 - Prob. 18PCh. 32 - Prob. 19PCh. 32 - A 60.0-ft resistor is connected in series with a...Ch. 32 - A series RLC circuit has a resistance of 45.0 and...Ch. 32 - Prob. 22PCh. 32 - Prob. 23PCh. 32 - An AC voltage of the form v = 90.0 sin 350t, where...Ch. 32 - Prob. 25PCh. 32 - A series RLC circuit has components with the...Ch. 32 - You wish to build a series RLC circuit for a...Ch. 32 - A 10.0- resistor, 10.0-mH inductor, and 100-F...Ch. 32 - Prob. 29PCh. 32 - The primary coil of a transformer has N1 = 350...Ch. 32 - Prob. 31PCh. 32 - A transmission line that has a resistance per unit...Ch. 32 - Prob. 33APCh. 32 - Prob. 34APCh. 32 - Prob. 35APCh. 32 - Prob. 36APCh. 32 - Prob. 37APCh. 32 - Prob. 38APCh. 32 - Prob. 39APCh. 32 - Prob. 40APCh. 32 - Prob. 41APCh. 32 - (a) Sketch a graph of the phase angle for an RLC...Ch. 32 - A series RLC circuit contains the following...Ch. 32 - Review. In the circuit shown in Figure P32.44,...Ch. 32 - You have decided to build your own speaker system...Ch. 32 - Prob. 46APCh. 32 - Prob. 47APCh. 32 - A series RLC circuit in which R = l.00 , L = 1.00...Ch. 32 - The resistor in Figure P32.49 represents the...Ch. 32 - Prob. 50CPCh. 32 - Prob. 51CP
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- The current I(t) through a 5.0-mH inductor varies with time, as shown below. The resistance of the inductor is 5.0 . Calculate the voltage across the inductor at t = 2.0 ms, r = 4.0 ms, and t = 8.0 ms.arrow_forwardIn the transformer shown in Figure P33.51, the load resistance RL is 50.0 . The turns ratio N1/N2 is 2.50, anti the rms source voltage is Vs = 80.0 V. If a voltmeter across the load resistance measures an rms voltage of 25.0 V, what is the source resistance Rs?arrow_forwardIn the figure ɛ = 10.0 V, R1 = 4.00 N , and R2 = 1.00 N. The inductor has an internal resistance of r = 1.00 N. What is the power delivered by the battery as soon as the switch is closed? Give your answer in W. Şekildeki devrede ɛ = 10.0 V, R1 = 4.00 N , ve R2 = 1.00 N (larak verilmişlerdir. Solenoidin iç direnci r = 1.00 N olarak verilmiştir. Anahtar kapatılır kapatılmaz bataryanın devreye verdiği güç W cinsinden nedir? R| R2 L.arrow_forward
- At tt = 0, the current through a 45.0-mH inductor is 54.0 mA and is increasing at the rate of 111 mA/sm. What is the initial energy stored in the inductor? How long does it take for the energy to increase by a factor of 5.0 from the initial value?arrow_forwardA: What is v at t = 18.5 ms? B: What is vR at t = 18.5 ms? C: What is vL at t = 18.5 ms? D: What is vC at t = 18.5 ms? F: What is VR? G: What is VC? H: What is VL?arrow_forwardIn the figure ɛ = 10.0 V, R, = 4.00 N , and R2 = 1.00 N. The inductor is ideal. If the switch is closed for a long time, what is the current through the inductor. Give your answer in A. Şekildeki devrede ɛ = 10.0 V, R1 = 4.00 N , ve R2 = 1.00 N olarak verilmişlerdir. Solenoidin iç direnci yoktur. Anahtar kapatıldıktan çok uzun süre sonra solenoidden geçen akım A cinsinden nedir. R E- R2 L anıtınız learrow_forward
- A circuit is constructed with four resistors, one inductor, one battery and a switch as shown. The values for the resistors are: R1 = R. %3D + R2 = 39 0, R3 = 62 Q and R4 = 126 Q. The inductance is L = 362 mH and the battery voltage is V = 12 V. The positive terminal of the battery is indicated with a + sign. Ra L %3D R4 R2 1) The switch has been open for a long time when at time t = 0, the switch is closed. What is l4(0), the magnitude of the current through the resistor R4 just after the switch is closed? 0.053 A Submit 2) What is l4(00), the magnitude of the current through the resistor R4 after the switch has been closed for a very long time? 0.063 A Submit 3) What is IL(00), the magnitude of the current through the inductor after the switch has been closed for a very long time? 0.0389 A Submit 4) After the switch has been closed for a very long time, it is then opened. What is I3(topen), the current through the resistor R3 at a time topen = 6.8 %3D ms after the switch was opened?…arrow_forwardA 220 Ω resistor, a 0.850 H inductor, and a 5.00 μF capacitor are connected in series across a voltage source that has voltage amplitude 30.0 V and an angular frequency of 270 rad/s . What is V,VR,VL and VC at t=19 ms? What is VR,VC,VL?arrow_forwardAtt= 0, the switch K is quickly closed. Calculate the voltage on the inductor at t = 0+. Note that ɛ = 12 V, R1 =10 N, R2 =20 Q, C=1.2 F, and L=3.0 H. E k R1 L el R2 C +arrow_forward
- Att = 0, the switch K is quickly closed. Calculate the voltage on the inductor at t = 0+. Note that ɛ = 12 V, R1 =10N, R2 =20 Q, C =1.2 F, and L=3.0 H. E k R1 L 000 R2 +arrow_forwardAn RLC circuit consists of a 1.34 2 resistor, a 8.44 nF capacitor, and a 5.55 mH inductor. Initially, the voltage across the capacitor is 1.46 V, and no current is flowing in the circuit. How many oscillations occur as the charge amplitude on the capacitor decays to 67.4% of its initial value? It is acceptable to let w' = w. i oscillations (include decimals if needed to keep the appropriate number of significant digits in your answer)arrow_forwardAn RL circuit consists of a battery E = 24.0 volts, a resistor R = 4.5 ohms, and an inductor L = 12.0 H. Find the time it takes for the current in the circuit to reach 4.0 A. Find the voltage on the inductor at t = 5.0 seconds.arrow_forward
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