Engineering mechanics dynamics Anand

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Contents
Chapter 1 Basic Concepts 1

1.1 Introduction 2

1.2 Historical Perspective 2

1.3 Fundamental Concepts 3

1.4 Some Fundamental Laws 4

1.5 Vectors 5

1.6 Dimensions and Units 15

1.7 Problem Solving 16

1.8 Summary 18

1.9 Problems 18

Chapter 2 Force and Couple 23

2.1 Introduction 24

2.2 Resolution of Forces 24

2.3 Equilibrium of a Particle 37

2.4 Moment of a Force 45

2.5 Moment of a Couple 50

2.6 Forces，Moments，and Couples 57

2.7 Summary 66

Chapter 3 Rigid Body Equilibrium 69

3.1 Introduction 70

3.2 Free-Body Diagrams 70

3.3 Equilibrium in Two Dimensions 71

3.4 Equilibrium in Three Dimensions 85

3.5 Summary 92

Chapter 4 Structures 95

4.1 Introduction 96

4.2 Equilibrium of Plane Trusses 97

4.3 Methods of Joints 100

4.4 Graphical Method 109

4.5 Method of Sections 112

4.6 Equilibrium of Space Trusses 116

ix
4.7 Frames and Machines 120
4,8 Summary 129
Distributed Forces 131
5.1 Introduction 132
5.2 Summation and Integration 132
5.3 Center of Gravity 135
5.4 Centroids 137
5.5 Two Useful Theorems 150
5.6 Surface Forces 155
5.7 Cables 166
5.8 Summary 178
Moments of Area and 丨nertia 181
6.1 Introduction 1Б2
6.2 The Moment of Area 182
6.3 Parallel-Axis Theorem 191
6.4 Product Moment of Area 198
6.5 Principal Axes 201
6.6 The Moment of Inertia 208
6.7 Summary 219
Analysis of Beams 221
7.1 introduction 222
7.2 Types of Beams 222
7.3 Beam Analysis 223
7.4 Load, Shear, and Bending-Moment Relations  7.5 Summary ^ 234  243
Friction 245
8.1 Introduction 246
8.2 Coulomb or Dry Friction 246
8.3 Wedges and Screws 253
8.4 Belt Friction 258
8.5 Bearings 263
8.6 Summary 266
Special Topics 269
9.1 introduction 270
9.2 The Concept of Work 270
9.3 The Concept of Virtual Work 274
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