EP ELECTRICAL ENGR.-MODIF.MASTERINGENGR7th EditionHAMBLEY Publisher: PEARSON COISBN: 9780134486994
EP ELECTRICAL ENGR.-MODIF.MASTERINGENGR
Solutions for EP ELECTRICAL ENGR.-MODIF.MASTERINGENGR
Problem 1.3P:
List eight subdivisions of electrical engineering.Problem 1.6P:
In the fluid-flow analogy for electrical circuits, what is analogous to a conductor; an open switch;...Problem 1.7P:
The charge of an electron is 1.601019C . A current of 1 A flows in a wire carried by electrons. How...Problem 1.8P:
The ends of a length of wire are labeled a and b. If the current in the wire is iab=5A , are...Problem 1.9P:
The circuit element shown in Figure P1.9 has v=12V and iba=2A . What is the value of vba ? Be sure...Problem 1.11P:
The net charge through a cross section of a circuit element is given by q(t)=2+3tC . Find the...Problem 1.12P:
The current through a particular circuit element is given by i(t)=10sin(200t) A in which the angle...Problem 1.13P:
The current through a given circuit element is given by i(t)=2etA Find the net charge that passes...Problem 1.14P:
The net charge through a cross section of a certain circuit element is given by q(t)=33e2tC...Problem 1.15P:
A copper wire has a diameter of 2.05 mm and carries a current of 15 A due solely to electrons....Problem 1.16P:
A certain lead acid storage battery has a mass of 30 kg. Starting from a fully charged state, it can...Problem 1.17P:
A circuit element having terminals a and b has vab=10V and iba=2A . Over a period of 20 seconds, how...Problem 1.18P:
An electron moves through a voltage of 9 V from the positive polarity to the negative polarity. How...Problem 1.19P:
A typical “deep-cycle” battery (used for electric trolling motors for fishing boats) is capable of...Problem 1.20P:
Define the term passive reference configuration. When do we have this configuration when using...Problem 1.21P:
Compute the power for each element shown in Figure P1.21. For each element, state whether energy is...Problem 1.22P:
The terminals of an electrical device are labeled a and b. If vab=10V , how much energy is exchanged...Problem 1.23P:
The terminals of a certain battery are labeled a and b. The battery voltage is vab=12V . To increase...Problem 1.24P:
The element shown in Figure P1.24 I has v(t)=10V and i(t)=2et A. Compute the power for the circuit...Problem 1.25P:
The current and voltage of an electrical device are iab(t)=5A and vab(t)=10sin(200t)V in which the...Problem 1.26P:
Suppose that the cost of electrical energy is $0.12 per kilowatt hour and that your electrical bill...Problem 1.27P:
Figure P1.27 shows an ammeter (AM) and voltmeter (VM) connected to measure the current and voltage,...Problem 1.28P:
Repeat Problem P1.27 with the meters connected as shown in Figure P1.28. Figure P1.28Problem 1.29P:
A certain type of D-cell battery that costs $0.50 is capable of producing 1.2 V and a current of 0.1...Problem 1.30P:
The electronics aboard a certain sailboat consume 50 W when operated from a 12.6-V source. If a...Problem 1.31P:
What s a node in an electrical circuit? Identify the nodes in the circuit of Figure P1.31. Keep in...Problem 1.32P:
State Kirchhoff’s current law.Problem 1.33P:
Two electrical elements are connected in series. What can you say about the currents through the...Problem 1.34P:
Suppose that in the fluid-flow analogy for an electrical circuit the analog of electrical current is...Problem 1.36P:
Consider the circuit shown in Figure P1.36. Which elements are in series? What is the relationship...Problem 1.37P:
Use KCL to find the values of ia, ic , and id for the circuit of Figure P1.37. Which elements are...Problem 1.38P:
Find the values of the other currents in Figure P1.38 if ia=2A , ib=3A , id=5A , and ih=4A Figure...Problem 1.40P:
State Kirchhoff’s voltage law.Problem 1.41P:
Consider the circuit shown in Figure P1.36. Which elements are in parallel? What is the relationship...Problem 1.43P:
Solve for the other voltages shown in Figure P1.43 given that va=5V , vb=7V, vf=10V , and vf=10V...Problem 1.44P:
Use KVL and KCL to solve for the labeled currents and voltages in Figure P1.44. Compute the power...Problem 1.45P:
Identify elements that are in parallel in Figure P1.37, in Figure P1.43, in Figure P1.44.Problem 1.46P:
Points a, b, c, and d appear in a certain circuit. We know that vob=5V,vcb=15V , and vda=10V ....Problem 1.47P:
In your own words, define an ideal conductor; an ideal voltage source; an ideal current source.Problem 1.48P:
Name four types of dependent sources and give the units for the gain parameter for each type.Problem 1.49P:
State Ohm’s law, including references.Problem 1.50P:
Draw a circuit that contains a 5 resistance, a 10-V independent voltage source, and a 2-A...Problem 1.52P:
The resistance of a certain copper wire is 0.5. . Determine the resistance of a tungsten wire having...Problem 1.53P:
Draw a circuit that contains a 5 resistor, a 10-V voltage source, and a voltage-controlled voltage...Problem 1.54P:
Draw a circuit that contains a 5 resistor, a 10-V voltage source, and a current-controlled voltage...Problem 1.55P:
A power of 100 W is delivered to a certain resistor when the applied voltage is 100 V. Find the...Problem 1.56P:
The voltage across a 10 resistor is given by v(t)=5e2tV . Determine the energy delivered to the...Problem 1.57P:
The voltage across a 10 resistor is given by v(t)=5sin(2t)V . Determine the energy delivered to the...Problem 1.58P:
A certain wire has a resistance of 0.5 . Find the new resistance if the length of the wire is...Problem 1.60P:
Which of the following are self-contradictory combinations of circuit element? A 12-V voltage source...Problem 1.61P:
Consider the circuit shown in Figure P1.61. Find the power for the voltage source and for the...Problem 1.62P:
Consider the circuit shown in Figure P1.62. Find the current iR flowing through the resistor. Find...Problem 1.63P:
Consider the circuit shown in Figure P1.63. Find the current iR flowing through the resistor. Find...Problem 1.64P:
Consider the circuit shown in Figure P1.64. Use Ohm’s law, KVL, and KCL to find Vz . Figure P1.64Problem 1.66P:
Consider the circuit shown in Figure P1.66. Figure P1.66 Which elements are in series? Which...Problem 1.68P:
Consider the circuit shown in Figure P1.68. Figure P1.68 Which elements are in sense? Which elements...Problem 1.69P:
Solve for the currents shown in Figure P1.69. Figure P1.69Problem 1.70P:
The circuit shown in Figure P1.70 contains a voltage-controlled voltage source. Figure P1.70 Use KVL...Problem 1.72P:
A 10-V independent voltage source is in series with a 2-A independent current source. What single...Problem 1.73P:
A 10-V independent voltage source is in parallel with a 2-A independent current source. What single...Problem 1.74P:
Consider the circuit shown in Figure P1.74. Figure P1.74 Use KVL to write an equation relating the...Problem 1.75P:
The circuit shown in Figure P1.75 contains a voltage-controlled current source Solve for vs. Figure...Problem 1.76P:
For the circuit shown in Figure P1.76, solve for is. What types of sources are present in this...Problem 1.77P:
For the circuit shown in Figure P1.77, solve for the current ix. What types of sources are present...Problem 1.1PT:
Match each entry in Table T1.1(a) with the best choice from the list given in Table T1.1(b). [Items...Problem 1.3PT:
The circuit of Figure T1.3 has I1=3A , I2=1A , R1=12 , and R2=6 . Figure T1.3 Determine the value of...Problem 1.4PT:
The circuit shown in Figure T1.4 has Vs=12V , v2=4V , and R1=4 . Figure T1.4 a. Find the values of:...Browse All Chapters of This Textbook
Chapter 1 - IntroductionChapter 2 - Resistive CircuitsChapter 3 - Inductance And CapacitanceChapter 4 - TransientsChapter 5 - Steady-state Sinusoidal AnalysisChapter 6 - Frequency Response, Bode Plots, And resonanceChapter 7 - Logic CircuitsChapter 8 - Computers, Microcontrollers And Computer-based Instrumentation SystemsChapter 9 - DiodesChapter 11 - Field-effect Transistors
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