PART 1 DC Circuits 2
Chapter 1 Basic Concepts 3
1.1 Introduction 4
1.2 International Systems of Units 5
1.3 Scientific and Engineering Notation 6
1.4 ？Scientific Calculators 8
1.5 Charge and Current 10
1.6 Voltage 12
1.7 Powerand Energy 15
1.8 ？Applications 16
1.8.1 TV Picture Tube 16
1.8.2 Electricity Bills 18
1.9 Summary 18
Review Questions 19
Problems 20
Comprehensive Problems 22
Chapter 2 Resistance 23
2.1 Introduction 24
2.2 Resistance 24
2.3 Ohmis Law 27
2.4 Conductance 29
2.5 Circular Wires 30
2.6 Typesof Resistors 32
2.7 Resistor Color Code 35
2.8 Standard Resistor Values 37
2 9 Applications:Measurements 38
2.10 Electrical Safety Precautions 40
2.10.1 Electric Shock 40
2.10.2 Precautions 40
2.11 Summary 41
Review Questions 42
Problems 42
Chapter 3 Power and Energy 47
3.1 Introduction 48
3.2 Power and Energy 48
3.3 Power in Electric Circuits 49
3.4 Power Sign Convention 51
3.5 Resistor Power Ratings 52
3.6 Efficiency 53
3.7 Fuses,Circuit Breakers,and GFCls 54
3.8 ？Applications:Wattmeter and Watt-hour Meter 56
3.8.1 Wattmeter 56
3.8.2 Watt-hour Meter 57
3.9 Summary 57
Review Questions 58
Problems 59
Chapter 4 Series Circuits 63
4.1 Introduction 64
4.2 Nodes,Branches,and Loops 64
4.3 Resistors in Series 66
4.4 Kirchhoff's Voltage Law 68
4.5 Voltage Sources in Series 71
4.6 Voltage Dividers 71
4.7 Ground Connections 73
4.8 Computer Analysis 74
4.8.1 PSpice 74
4.8.2 Multisim 76
4.9 Applications 77
4.10 Summary 78
Review Questions 78
Problems 79
Chapter 5 Parallel Circuits 87
5.1 Introduction 88
5.2 Parallel Circuits 88
5.3 Kirchhoff's Current Law 89
5.4 Current Sources in Parallel 91
5.5 Resistors in Parallel 92
5.6 Current Dividers 96
5.7 Computer Analysis 100
5.7.1 PSpice 100
5.7.2 Multisim 100
5.8 Troubleshooting 101
5.9 ？Applications 103
5.10 Summary 105
Review Questions 105
Problems 106
Chapter 6 Series-Parallel Circuits 113
6.1 Introduction 114
6.2 Series-Parallel Circuits 114
6.3 Ladder Networks 120
6.4 Dependent Sources 123
6.5 Loading Effects of Instruments 124
6.6 Computer Analysis 128
6.6.1 PSpice 128
6.6.2 Multisim 128
6.7 ？Application:Wheatstone Bridge 130
6.8 Summary 131
Review Questions 132
Problems 133
Chapter 7 Methods of Analysis 141
7.1 Introduction 143
7 2 Mesh Analysis 144
7.3 Mesh Analysis with Current Sources 150
7.4 Nodal Analysis 153
7.5 Nodal Analysis with Voltage Sources 160
7 6 ？Mesh and Nodal Analysis by Inspection 163
7 7 Mesh Versus Nodal Analysis 166
7.8 ？Wye-Delta Transformations 167
7.8.1△-to-Y Conversion 168
7.8.2 Y-to-A Conversion 169
7 9 Computer Analysis 172
7.9 1 PSpice 172
7 9.2 Multisim 173
7.10 ？Applications:DC Transistor Circuits 174
7.11 Summary 176
Review Questions 177
Problems 178
Chapter 8 Circuit Theorems 187
8.1 Introduction 188
8.2 Linearity Propety 188
8.3 Superposition 190
8.4 Source Transformations 193
8.5 Thevenin's Theorem 197
8.6 Norton'S Theorem 202
8.7 Maximum Power Transfer Theorem 206
8 8 ？Millman's Theorem 208
8.9 ？Substitution Theorem 210
8.10 ？Reciprocity Theorem 212
8.11 Verifying Circuit Theorems with Computers 214
8.11.1 PSpice 214
8.11.2Multisim 217
8.12 ？Application:Source Modeling 218
8.13 Summary 220
Review Questions 221
Problems 222
Chapter 9 Capacitance 231
9.1 Introduction 232
9.2 Capacitors 232
9.3 Electric Fields 234
9.4 Types of Capacitors 237
9 5 Series and Parallel Capacitors 239
9.6 Current-Voltage Relationship 242
9.7 Charging and Discharging a Capacitor 245
9 7.1 Charging Cycle 245
9.7.2 Discharging Cycle 246
9.8 Computer Analysis 249
9.8.1 PSpice 249
9.8.2 Multisim 252
9.9 Troubleshooting 253
9.10 ？Applications 254
9.10.1 Delay Circuits 255
9.10.2 Photoflash Unit 256
9.11 Summary 258
Review Questions 258
Problems 259
Chapter 10 Inductance 267
10.1 Introduction 268
10.2 Electromagnetic Induction 268
10.3 Inductors 269
10.4 Energy Storage and Steady-State DC 271
10.5 Types of lnductors 273
10.6 Series and Parallellnductors 274
10.7 Transient RL Circuits 276
10.8 Computer Analysis 279
10.8.1 PSpice 279
10.8.2 Multisim 280
10.9 ？Applications 282
10.9.1 Relay Circuits 282
10.9.2 Automobile Ignition Circuits 283
10.10 Summary 284
Review Questions 285
Problems 286
PART 2 AC Circuits 292
Chapter 11 AC Voltage and Current 293
11.1 Introduction 294
11.2 AC Voltage Generator 294
11.3 Sinusoids 296
11.4 Phase Relations 298
11.5 Average and RMS Values 300
11.6 Oscilloscopes 304
11 7 TrueRMSMeters 305
11.8 Summary 305
Review Questions 306
Problems 306
Chapter 12 Phasors and Impedance 309
12.1 Introduction 310
12.2 Phasors and Complex Numbers 310
12.3 Phasor Relationships for Circuit Elements 317
12 4 Impedance and Admittance 319
12.5 Impedance Combinations 321
12.6 Computer Analysis 327
12.6.1 MATLAB 327
12.6.2 PSpice 327
12.7 ？Applications 329
12.7.1 Phase-Shifters 329
12.7.2 AC Bridges 331
12.8 Summary 333
Review Questions 334
Problems 334
Chapter 13 Sinusoidal Steady-State Analysis 341
13 1 Introduction 342
13.2 Mesh Analysis 342
13.3 Nodal Analysis 346
13 4 Superposition Theorem 350
13.5 Source Transformation 353
13.6 Thevenin and Norton Equivalent Circuits 355
13.7 Computer Analysis 360
13.8 Summaty 362
Review Questions 362
Problems 363
Chapter 14 AC Power Analysis 371
14.1 Introduction 372
14.2 Instantaneous and Average Power 373
14.3 Maximum Average Power Transfer 376
14.4 Apparent Power and Power Factor 379
14.5 Complex Power 382
14.6 ？Conservation of AC Power 386
14.7 Power Factor Correction 389
14.8 ？Applications 391
14.8.1 Power Measurement 391
14.8.2 Electricity Consumption 393
14.8.3 Power in CPUs 395
14.9 Summary 395
Review Questions 396
Problems 397
Chapter 15 Resonance 403
15.1 Introduction 404
15.2 Series Resonance 404
15.3 Quality Factor 407
15.4 Parallel Resonance 409
15.5 Computer Analysis 412
15.5.1 PSpice 412
15.5.2 Multisim 416
15.6 ？Applications 417
15.7 Summary 419
Review Questions 420
Problems 421
Chapter 16 Filters and Bode Plots 425
16.1 Introduction 426
16.2 The Decibel Scale 426
16.3 Transfer Function 431
16.4 Bode Plots 434
16.5 Filters 442
16.5.1 Lowpass Filter 443
16.5.2 Highpass Filter 444
16.5.3 Bandpass Filter 444
16.5.4 Bandstop Filter 445
16.6 Computer Analysis 447
16.6.1 PSpice 447
16.6.2 Multisim 450
16.7 Applications 451
16.7.1 Touch-Tone Telephone 452
16.7.2 Crossover Network 453
16.8 Summary 455
Review Questions 455
Problems 456
Chapter 17 Three-Phase Circuits 461
17.1 Introduction 462
17.2 Three-Phase Generator 463
17.3 Balanced Three-Phase Voltages 464
17.4 Balanced Wye-Wye Connection 466
17.5 Balanced Wye-Delta Connection 470
17.6 Balanced Delta-Delta Connection 473
17.7 Balanced Deita-Wye Connection 474
17.8 Power in a Balanced System 477
17.9 ？Unbalanced Three-Phase Systems 482
17.10 Computer Analysis 486
17.11 ？Applications 490
17.11.1 Three-Phase Power Measurement 490
17.11.2 Residential Electrical Wiring 495
17.12 Summary 497
Review Questions 498
Problems 499
Chapter 18 Transformers and Coupled Circuits 505
18.1 Introduction 506
18.2 Mutual Inductance 506
18.3 Energy in a Coupled Circuit 513
18.4 Linear Transformers 515
18.5 ldeal Transfomers 521
18.6 Ideal Autotransformers 528
18.7 Computer Analysis 531
18.8 ？Applications 536
18.8.1 Transformers as Isolation Devices 536
18.8.2 Transformers as Matching Devices 538
18.8.3 Power Distribution 539
18.9 Summary 541
Review Questions 542
Problems 543
Chapter 19 Two-Port Networks 551
19.1 Introduction 552
19.2 Impedance Parameters 552
19.3 Admittance Parameters 556
19.4 Hybrid Parameters 559
19.5 ？Relationships Between Parameters 563
19.6 Interconnection of Networks 565
19.7 Computer Analysis 568
19.8 ？Applications 572
19.9 Summary 576
Review Questions 576
Problems 577