www.EngineeringBooksPDF.com ELECTRIC CIRCUIT ANALYSIS www.EngineeringBooksPDF.com This page is intentionally left blank www.EngineeringBooksPDF.com ELECTRIC CIRCUIT ANALYSIS www.EngineeringBooksPDF.com Copyright © 2013 Dorling Kindersley (India) Pvt Ltd Licensees of Pearson Education in South Asia No part of this eBook may be used or reproduced in any manner whatsoever without the publisher’s prior written consent This eBook may or may not include all assets that were part of the print version The publisher reserves the right to remove any material in this eBook at any time ISBN 9788131791554 eISBN 9789332514102 Head Office: A-8(A), Sector 62, Knowledge Boulevard, 7th Floor, NOIDA 201 309, India Registered Office: 11 Local Shopping Centre, Panchsheel Park, New Delhi 110 017, India www.EngineeringBooksPDF.com This book is dedicated to the memory of Mrs Chellamma who was my Class Teacher for Class III during the academic year 1967–68 at Raghavamandiram Lower Primary School, Attingal, Thiruvanathapuram District, Kerala, India www.EngineeringBooksPDF.com This page is intentionally left blank www.EngineeringBooksPDF.com Brief Contents Preface xvii Acknowledgements xxii Circuit Variables and Circuit Elements 1.1 Basic Circuit Laws 2.1 Single Element Circuits 3.1 Nodal Analysis and Mesh Analysis of Memoryless Circuits 4.1 Circuit Theorems 5.1 Power and Energy in Periodic Waveforms 6.1 The Sinusoidal Steady-State Response 7.1 Sinusoidal Steady-State in Three-Phase Circuits 8.1 Dynamic Circuits with Periodic Inputs – Analysis by Fourier Series 9.1 10 First-Order RL Circuits 10.1 11 First-Order RC Circuits 11.1 12 Series and Parallel RLC Circuits 12.1 13 Analysis of Dynamic Circuits by Laplace Transforms 13.1 14 Magnetically Coupled Circuits 14.1 Index I.1 www.EngineeringBooksPDF.com This page is intentionally left blank www.EngineeringBooksPDF.com Contents Preface xvii Acknowledgements xxii Circuit Variables and Circuit Elements 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Electromotive Force, Potential and Voltage 1.1.1 Force Between Two moving Point Charges and Retardation Effect 1.1.2 Electric Potential and Voltage 1.1.3 Electromotive Force and Terminal Voltage of a Steady Source A Voltage Source with a Resistance Connected at its Terminals 1.2.1 Steady-State Charge Distribution in the System 1.2.2 Drift Velocity and Current Density 1.2.3 Current Intensity 1.2.4 Conduction and Energy Transfer Process 1.2.5 Two-Terminal Resistance Element 1.2.6 A Time-Varying Voltage Source with Resistance Across it Two-Terminal Capacitance Two-Terminal Inductance 1.4.1 Induced Electromotive Force and its Location in a Circuit 1.4.2 Relation Between Induced Electromotive Force and Current 1.4.3 Farady’s Law and Induced Electromotive Force 1.4.4 The Issue of a Unique Voltage Across a Two-Terminal Element 1.4.5 The Two-Terminal Inductance Ideal Independent Two-Terminal Electrical Sources 1.5.1 Ideal Independent Voltage Source 1.5.2 Ideal Independent Current Source 1.5.3 Ideal Short-Circuit Element and Ideal Open-Circuit Element Power and Energy Relations for Two-Terminal Elements 1.6.1 Passive Sign Convention 1.6.2 Power and Energy in Two-Terminal Elements Classification of Two-Terminal Elements 1.7.1 Lumped and Distributed Elements 1.7.2 Linear and Non-Linear Elements 1.7.3 Bilateral and Non-Bilateral Elements 1.7.4 Passive and Active Elements 1.7.5 Time-Invariant and Time-Variant Elements www.EngineeringBooksPDF.com 1.1 1.2 1.2 1.4 1.6 1.7 1.7 1.8 1.9 1.10 1.11 1.13 1.14 1.18 1.18 1.20 1.21 1.22 1.23 1.27 1.27 1.28 1.29 1.29 1.30 1.31 1.36 1.37 1.38 1.40 1.40 1.41 ... Acknowledgements xxii Circuit Variables and Circuit Elements 1.1 Basic Circuit Laws 2.1 Single Element Circuits 3.1 Nodal Analysis and Mesh Analysis of Memoryless Circuits 4.1 Circuit Theorems 5.1... Transformation in Nodal Analysis of Circuits Nodal Analysis of Circuits Containing Dependent Current Sources Nodal Analysis of Circuits Containing Dependent Voltage Sources mesh Analysis of Circuits with... called a quasi-static electrical system Electric circuit theory assumes that the electrical system that is modeled by an electrical circuit is a quasi-static system 1.1.2 Electric? ??Potential and voltage