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简介
This book is designed to help readers obtain a thorough understanding of the basic principles of electric circuits. It provides a practical coverage of electric circuits (DC/AC) and an introduction to electronic devices that technician-level readers can readily understand. Well-illustrated and clearly written, the book contains a full-color layout that enhances visual interest and ease of use. This acclaimed book covers all the basics of DC and AC circuits. Safety tips, key terms, and a comprehensive set of appendices are included. An important reference tool for service shop technicians, industrial manufacturing technicians, laboratory technicians, field service technicians, engineering assistants and associate engineers, technical writers, and those in technical sales.
目录
DC Circuits p. 1
Quantities and Units p. 3
Scientific and Engineering Notation p. 4
Units and Metric Prefixes p. 9
Metric Unit Conversions p. 11
Measured Numbers p. 13
Electrical Safety p. 16
Voltage, Current, and Resistance p. 23
Atoms p. 24
Electrical Charge p. 27
Voltage p. 29
Current p. 35
Resistance p. 38
The Electric Circuit p. 47
Basic Circuit Measurements p. 54
Application Assignment: Putting Your Knowledge to Work p. 61
Ohm's Law, Energy, and Power p. 73
Ohm's Law p. 74
Application of Ohm's Law p. 78
Energy and Power p. 83
Power in an Electric Circuit p. 86
The Power Rating of Resistors p. 88
Energy Conversion and Voltage Drop in a Resistance p. 91
Power Supplies p. 92
Introduction to Troubleshooting p. 95
Application Assignment: Putting Your Knowledge to Work p. 98
Series Circuits p. 111
Resistors in Series p. 112
Total Series Resistance p. 114
Current in a Series Circuit p. 118
Application of Ohm's Law p. 120
Voltage Sources in Series p. 124
Kirchhoff's Voltage Law p. 127
Voltage Dividers p. 131
Power in Series Circuits p. 137
Voltage Measurements p. 139
Troubleshooting p. 143
Application Assignment: Putting Your Knowledge to Work p. 147
Parallel Circuits p. 165
Resistors in Parallel p. 166
Total Parallel Resistance p. 169
Voltage in a Parallel Circuit p. 174
Application of Ohm's Law p. 176
Kirchhoff's Current Law p. 180
Current Dividers p. 184
Power in Parallel Circuits p. 188
Troubleshooting p. 190
Application Assignment: Putting Your Knowledge to Work p. 195
Series-Parallel Circuits p. 214
Identifying Series-Parallel Relationships p. 215
Analysis of Series-Parallel Resistive Circuits p. 220
Voltage Dividers with Resistive Loads p. 227
Loading Effect of a Voltmeter p. 232
The Wheatstone Bridge p. 234
Thevenin's Theorem p. 239
The Maximum Power Transfer Theorem p. 247
The Superposition Theorem p. 249
Troubleshooting p. 254
Application Assignment: Putting Your Knowledge to Work p. 258
Magnetism and Electromagnetism p. 279
The Magnetic Field p. 280
Electromagnetism p. 284
Electromagnetic Devices p. 290
Magnetic Hysteresis p. 297
Electromagnetic Induction p. 299
Applications of Electromagnetic Induction p. 302
Application Assignment: Putting Your Knowledge to Work p. 306
AC Circuits p. 315
Introduction to Alternating Current and Voltage p. 317
The Sinusoidal Waveform p. 318
Sinusoidal Voltage Sources p. 323
Voltage and Current Values of Sine Waves p. 327
Angular Measurement of a Sine Wave p. 330
The Sine Wave Formula p. 334
Analysis of AC Circuits p. 338
Superimposed DC and AC Voltages p. 340
Nonsinusoidal Waveforms p. 342
The Oscilloscope p. 349
Application Assignment: Putting Your Knowledge to Work p. 356
Capacitors p. 373
The Basic Capacitor p. 374
Types of Capacitors p. 381
Series Capacitors p. 386
Parallel Capacitors p. 390
Capacitors in DC Circuits p. 392
Capacitors in AC Circuits p. 401
Capacitor Applications p. 406
Application Assignment: Putting Your Knowledge to Work p. 411
RC Circuits p. 425
Sinusoidal Response of RC Circuits p. 426
Impedance and Phase Angle of Series RC Circuits p. 427
Analysis of Series RC Circuits p. 429
Impedance and Phase Angle of Parallel RC Circuits p. 440
Analysis of Parallel RC Circuits p. 443
Analysis of Series-Parallel RC Circuits p. 447
Power in RC Circuits p. 452
Basic Applications p. 456
Troubleshooting p. 462
Application Assignment: Putting Your Knowledge to Work p. 467
Inductors p. 482
The Basic Inductor p. 483
Types of Inductors p. 488
Series and Parallel Inductors p. 489
Inductors in DC Circuits p. 491
Inductors in AC Circuits p. 501
Inductor Applications p. 506
Application Assignment: Putting Your Knowledge to Work p. 508
RL Circuits p. 518
Sinusoidal Response of RL Circuits p. 519
Impedance and Phase Angle of Series RL Circuits p. 520
Analysis of Series RL Circuits p. 522
Impedance and Phase Angle of Parallel RL Circuits p. 531
Analysis of Parallel RL Circuits p. 534
Analysis of Series-Parallel RL Circuits p. 536
Power in RL Circuits p. 540
Basic Applications p. 543
Troubleshooting p. 546
Application Assignment: Putting Your Knowledge to Work p. 550
RLC Circuits and Resonance p. 563
Impedance and Phase Angle of Series RLC Circuits p. 564
Analysis of Series RLC Circuits p. 565
Series Resonance p. 570
Series Resonant Filters p. 577
Parallel RLC Circuits p. 585
Parallel Resonance p. 590
Parallel Resonant Filters p. 598
Applications p. 603
Application Assignment: Putting Your Knowledge to Work p. 607
Transformers p. 616
Mutual Inductance p. 617
The Basic Transformer p. 618
Step-Up and Step-Down Transformers p. 622
Loading the Secondary p. 625
Reflected Load p. 627
Impedance Matching p. 629
Nonideal Transformer Characteristics p. 632
Tapped and Multiple-Winding Transformers p. 635
Troubleshooting p. 638
Application Assignment: Putting Your Knowledge to Work p. 640
Time Response of Reactive Circuits p. 652
The RC Integrator p. 653
Response of RC Integrators to a Single Pulse p. 654
Response of RC Integrators to Repetitive Pulses p. 659
Response of RC Differentiators to a Single Pulse p. 663
Response of RC Differentiators to Repetitive Pulses p. 668
Response of RL Integrators to Pulse Inputs p. 670
Response of RL Differentiators to Pulse Inputs p. 675
Applications p. 678
Troubleshooting p. 681
Application Assignment: Putting Your Knowledge to Work p. 683
Appendices
Table of Standard Resistor Values p. 693
Capacitor Color Coding and Marking p. 694
Norton's Theorem and Millman's Theorem p. 698
Answers to Odd-Numbered Problems p. 703
Glossary p. 712
Index p. 718
Quantities and Units p. 3
Scientific and Engineering Notation p. 4
Units and Metric Prefixes p. 9
Metric Unit Conversions p. 11
Measured Numbers p. 13
Electrical Safety p. 16
Voltage, Current, and Resistance p. 23
Atoms p. 24
Electrical Charge p. 27
Voltage p. 29
Current p. 35
Resistance p. 38
The Electric Circuit p. 47
Basic Circuit Measurements p. 54
Application Assignment: Putting Your Knowledge to Work p. 61
Ohm's Law, Energy, and Power p. 73
Ohm's Law p. 74
Application of Ohm's Law p. 78
Energy and Power p. 83
Power in an Electric Circuit p. 86
The Power Rating of Resistors p. 88
Energy Conversion and Voltage Drop in a Resistance p. 91
Power Supplies p. 92
Introduction to Troubleshooting p. 95
Application Assignment: Putting Your Knowledge to Work p. 98
Series Circuits p. 111
Resistors in Series p. 112
Total Series Resistance p. 114
Current in a Series Circuit p. 118
Application of Ohm's Law p. 120
Voltage Sources in Series p. 124
Kirchhoff's Voltage Law p. 127
Voltage Dividers p. 131
Power in Series Circuits p. 137
Voltage Measurements p. 139
Troubleshooting p. 143
Application Assignment: Putting Your Knowledge to Work p. 147
Parallel Circuits p. 165
Resistors in Parallel p. 166
Total Parallel Resistance p. 169
Voltage in a Parallel Circuit p. 174
Application of Ohm's Law p. 176
Kirchhoff's Current Law p. 180
Current Dividers p. 184
Power in Parallel Circuits p. 188
Troubleshooting p. 190
Application Assignment: Putting Your Knowledge to Work p. 195
Series-Parallel Circuits p. 214
Identifying Series-Parallel Relationships p. 215
Analysis of Series-Parallel Resistive Circuits p. 220
Voltage Dividers with Resistive Loads p. 227
Loading Effect of a Voltmeter p. 232
The Wheatstone Bridge p. 234
Thevenin's Theorem p. 239
The Maximum Power Transfer Theorem p. 247
The Superposition Theorem p. 249
Troubleshooting p. 254
Application Assignment: Putting Your Knowledge to Work p. 258
Magnetism and Electromagnetism p. 279
The Magnetic Field p. 280
Electromagnetism p. 284
Electromagnetic Devices p. 290
Magnetic Hysteresis p. 297
Electromagnetic Induction p. 299
Applications of Electromagnetic Induction p. 302
Application Assignment: Putting Your Knowledge to Work p. 306
AC Circuits p. 315
Introduction to Alternating Current and Voltage p. 317
The Sinusoidal Waveform p. 318
Sinusoidal Voltage Sources p. 323
Voltage and Current Values of Sine Waves p. 327
Angular Measurement of a Sine Wave p. 330
The Sine Wave Formula p. 334
Analysis of AC Circuits p. 338
Superimposed DC and AC Voltages p. 340
Nonsinusoidal Waveforms p. 342
The Oscilloscope p. 349
Application Assignment: Putting Your Knowledge to Work p. 356
Capacitors p. 373
The Basic Capacitor p. 374
Types of Capacitors p. 381
Series Capacitors p. 386
Parallel Capacitors p. 390
Capacitors in DC Circuits p. 392
Capacitors in AC Circuits p. 401
Capacitor Applications p. 406
Application Assignment: Putting Your Knowledge to Work p. 411
RC Circuits p. 425
Sinusoidal Response of RC Circuits p. 426
Impedance and Phase Angle of Series RC Circuits p. 427
Analysis of Series RC Circuits p. 429
Impedance and Phase Angle of Parallel RC Circuits p. 440
Analysis of Parallel RC Circuits p. 443
Analysis of Series-Parallel RC Circuits p. 447
Power in RC Circuits p. 452
Basic Applications p. 456
Troubleshooting p. 462
Application Assignment: Putting Your Knowledge to Work p. 467
Inductors p. 482
The Basic Inductor p. 483
Types of Inductors p. 488
Series and Parallel Inductors p. 489
Inductors in DC Circuits p. 491
Inductors in AC Circuits p. 501
Inductor Applications p. 506
Application Assignment: Putting Your Knowledge to Work p. 508
RL Circuits p. 518
Sinusoidal Response of RL Circuits p. 519
Impedance and Phase Angle of Series RL Circuits p. 520
Analysis of Series RL Circuits p. 522
Impedance and Phase Angle of Parallel RL Circuits p. 531
Analysis of Parallel RL Circuits p. 534
Analysis of Series-Parallel RL Circuits p. 536
Power in RL Circuits p. 540
Basic Applications p. 543
Troubleshooting p. 546
Application Assignment: Putting Your Knowledge to Work p. 550
RLC Circuits and Resonance p. 563
Impedance and Phase Angle of Series RLC Circuits p. 564
Analysis of Series RLC Circuits p. 565
Series Resonance p. 570
Series Resonant Filters p. 577
Parallel RLC Circuits p. 585
Parallel Resonance p. 590
Parallel Resonant Filters p. 598
Applications p. 603
Application Assignment: Putting Your Knowledge to Work p. 607
Transformers p. 616
Mutual Inductance p. 617
The Basic Transformer p. 618
Step-Up and Step-Down Transformers p. 622
Loading the Secondary p. 625
Reflected Load p. 627
Impedance Matching p. 629
Nonideal Transformer Characteristics p. 632
Tapped and Multiple-Winding Transformers p. 635
Troubleshooting p. 638
Application Assignment: Putting Your Knowledge to Work p. 640
Time Response of Reactive Circuits p. 652
The RC Integrator p. 653
Response of RC Integrators to a Single Pulse p. 654
Response of RC Integrators to Repetitive Pulses p. 659
Response of RC Differentiators to a Single Pulse p. 663
Response of RC Differentiators to Repetitive Pulses p. 668
Response of RL Integrators to Pulse Inputs p. 670
Response of RL Differentiators to Pulse Inputs p. 675
Applications p. 678
Troubleshooting p. 681
Application Assignment: Putting Your Knowledge to Work p. 683
Appendices
Table of Standard Resistor Values p. 693
Capacitor Color Coding and Marking p. 694
Norton's Theorem and Millman's Theorem p. 698
Answers to Odd-Numbered Problems p. 703
Glossary p. 712
Index p. 718
Electric circuits fundamentals / 7th ed.
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