Principles and Applications of Electrical Engineering
6th Edition
ISBN: 9780073529592
Author: Giorgio Rizzoni Professor of Mechanical Engineering, James A. Kearns Dr.
Publisher: McGraw-Hill Education
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Chapter 5, Problem 5.64HP
To determine
The value of voltage
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2 Determine vc(t) for t > 0. The voltage across the
capacitor in Figure P5.32 just before the switch is
changed is given below.
vc(0-) = -7 V
I, = 17 mA
C = 0.55 µF
R = 7 k2
R2 = 3.3 k2
t= 0
R2
R1
CVct)
The circuit shown consists of four capacitors, an ideal battery of emf &, a switch 'S' and an inductor of inductance L. The switch Sis
kept open for a long time. Find the maximum current through the inductor after the switch 'S' is closed.
2C
4C
C
S
8
3C
=8
For the circuit below with switch U1 closing at time t-0 and the initial current in L1 equal zero,
find the transient response voltage across the inductor L1:
R1
U1
100
V1
20Vde
L1
2mH
Chapter 5 Solutions
Principles and Applications of Electrical Engineering
Ch. 5 - Write the differential equations fort t0 for iL...Ch. 5 - Write the differential equation fort t0 for vc in...Ch. 5 - Write the differential equation fort t0 for iC in...Ch. 5 - Write the differential equation for t0 for iL in...Ch. 5 - Write the differential equation for t0 for vc in...Ch. 5 - Write the differential equations for t0 for iC and...Ch. 5 - Prob. 5.7HPCh. 5 - Write the differential equation for t0 for iC in...Ch. 5 - Write the differential equation for t0 for iL in...Ch. 5 - Write the differential equations for: t0 for iL...
Ch. 5 - Determine the initial and final conditions on iL...Ch. 5 - Determine the initial and final conditions on vc...Ch. 5 - Determine the initial and final conditions on iC...Ch. 5 - Determine the initial and final conditions on iL...Ch. 5 - Determine the initial and final conditions on vc...Ch. 5 - Determine the initial and final conditions on iC...Ch. 5 - Determine the initial and final conditions on vC...Ch. 5 - Prob. 5.18HPCh. 5 - Prob. 5.19HPCh. 5 - Determine the initial and final conditions on iL...Ch. 5 - At t=0 , just before the switch is opened, the...Ch. 5 - Prob. 5.22HPCh. 5 - Determine the current ic through the capacitor...Ch. 5 - Prob. 5.24HPCh. 5 - Prob. 5.25HPCh. 5 - Assume that steady-state conditions exist in...Ch. 5 - Assume that steady-state conditions exist in the...Ch. 5 - Prob. 5.28HPCh. 5 - Assume that steady-state conditions exist in the...Ch. 5 - Find the Thévenin equivalent network seen by the...Ch. 5 - Prob. 5.31HPCh. 5 - Prob. 5.32HPCh. 5 - Prob. 5.33HPCh. 5 - For t0 , the circuit shown in Figure P5.34 is at...Ch. 5 - The circuit in Figure P5.35 is a simple model of...Ch. 5 - Prob. 5.36HPCh. 5 - Determine the current iC through the capacitor in...Ch. 5 - Determine the voltage vL across the inductor in...Ch. 5 - Prob. 5.39HPCh. 5 - For t0 , the circuit shown in Figure P5.39 is at...Ch. 5 - Prob. 5.41HPCh. 5 - Prob. 5.42HPCh. 5 - Prob. 5.43HPCh. 5 - Prob. 5.44HPCh. 5 - For the circuit shown in Figure P5.41, assume that...Ch. 5 - Prob. 5.46HPCh. 5 - Prob. 5.47HPCh. 5 - For the circuit in Figure P5.47, assume...Ch. 5 - In the circuit in Figure P5.49, how long after the...Ch. 5 - Refer to Figure P5.49 and assume that the switch...Ch. 5 - The circuit in Figure P5.51 includes a...Ch. 5 - At t=0 the switch in the circuit in Figure...Ch. 5 - Prob. 5.53HPCh. 5 - The analogy between electrical and thermal systems...Ch. 5 - The burner and pot of Problem 5.54 can be modeled...Ch. 5 - Prob. 5.56HPCh. 5 - Prob. 5.57HPCh. 5 - Prob. 5.58HPCh. 5 - The circuit in Figure P5.59 models the charging...Ch. 5 - Prob. 5.60HPCh. 5 - In the circuit shown in Figure P5.61:...Ch. 5 - Prob. 5.62HPCh. 5 - If the switch shown in Figure P5.63 is closed at...Ch. 5 - Prob. 5.64HPCh. 5 - Prob. 5.65HPCh. 5 - Prob. 5.66HPCh. 5 - Prob. 5.67HPCh. 5 - Prob. 5.68HPCh. 5 - Assume the switch in the circuit in Figure...Ch. 5 - Prob. 5.70HPCh. 5 - Prob. 5.71HPCh. 5 - Prob. 5.72HPCh. 5 - Prob. 5.73HPCh. 5 - Prob. 5.74HPCh. 5 - Prob. 5.75HPCh. 5 - Prob. 5.76HPCh. 5 - Prob. 5.77HPCh. 5 - Prob. 5.78HPCh. 5 - Prob. 5.79HPCh. 5 - Assume the circuit in Figure P5.80 is in DC steady...Ch. 5 - Prob. 5.81HPCh. 5 - For t0 , determine v in Figure P5.82, assuming DC...
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- The figure on the side is showing how the voltage on the capacitor in an RC-circuit changes with time The time needed for the capacitor to lose half its maximum charge Select one: a. 40 sec b. 80 sec c. 20 sec d. 30 secarrow_forwardWhat is the inductance of a circuit containing two 10h inductors connected in parallel? A. 20 h. B. 10 h. C. 5 h. D. 15 h. What is the total inductance of a circuit containing three 5h inductors connected in series? A. 5 h. B. 15 h. C. 1.67 h. D. 10 h. The time constant of the circuit shown in the figure below is A. 25 sec. B. 0 sec. C. .025 sec. D. 0.25 sec. Hill 502 5Ω 2.5Farrow_forwardThe initial capacitor voltage is 4 V. Switch S1 is closed at t = 0. The charge (in micro C) lost by the capacitor form t = 25 microS to t = 100 microS is:1) 6.992) 8.713) 5.554) 10Please show detailed steps and workarrow_forward
- ! Required information Problem 06.001 - DEPENDENT MULTI-PART PROBLEM - ASSIGN ALL PARTS The voltage across a 10-F capacitor is 2te-3t V. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Problem 06.001.a - Current through a capacitor Find the current through the capacitor. The current through the capacitor is -3t A. |(1-3 t)e¯arrow_forwardConsider the R-C circuit. We removed the battery. We begin the capacitor initially fully charged. At initial time t=0, the switch was closed. Ans the questions that followsarrow_forwardSteady-state has been establish at t = 0-. Determine the discharge rates of the capacitor dvC(0+)/dt and the inductor diL(0+)/dt.arrow_forward
- For the circuit shown in Figure Q2, determine the followi (a) The current in the inductors L1 and L2. (b) The voltage across the capacitors Cl and C2. (c) The total energy stored in the circuit. (d) The total power supplied by the source. 30V II RI -000-m 20mH 1052 50mH 2 R2 2002 300µF -000 30ml 91 300µF CI 600 μF R3 30Ω C3arrow_forwardThe impedance of the capacitor of capacitance C is: Select one: a. Inversely proportional to C b. Directly proportional to C c. Inversely proportional to C2 Directly proportional to C2arrow_forwardA 5 resistor, an ideal inductor and a variable capacitor are connected in series to an alternating source with effective voltage of 10 V and frequency of 50 Hz. The current in the circuit when the capacitance of the capacitor is 100 F is the same as when thecapacitance of the capacitor is 200 F. Determine the inductance of the inductor.arrow_forward
- The following figure represents an RC-Circuit with the switch. In Figure A, the capacitor is initially uncharged. In Figure B, the capacitor is initially fully charged. 1) Draw and label the current direction immediately after the switch is closed for each figure. 2) Consider Figure A. What is the voltage across the capacitor as t → 0? Explain. 3) Consider Figure B. Is the voltage across the resistor increasing, decreasing or staying the same as t → 0? Explain. A) B) R Carrow_forward6 At t< 0, the circuit shown in Figure P5.66 is at steady state, and the voltage across the capacitor is +7 V. The switch is changed as shown at t= 0, and Vs = 12 V C= 3,300 µF R = 9.1 k2 R = 4.3 k2 R3 = 4.3 k2 L= 16 mH Determine the initial voltage across R2 just after the switch is changed. t=0 Le )V½ R R 2 R3 ww-arrow_forwardQI/ For the network shown in figure (Qi), the switch has been in position "a" for a long time. At t-0, the switch moves and stays at position "b". Determine an expression for the inductor current in(t) when 20 using the general solution formula. 5a ilt) tso b. lomH 72Varrow_forward
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