Contents
Chapter 1 Basic Concepts ’ 1.1 Introduction
1.2 Historical Perspective
1.3 Fundamental Concepts
1.4 Some Fundamental Laws
1.5 Vectors
1.6 Dimensions and Units
1.7 Problem Solving
1.8 Summary
1.9 Problems
Chapter 2 Force and Couple
2.1 Introduction
2.2 Resolution of Forces
2.3 Equilibrium of a Particle
2.4 Moment of a Force
2.5 Moment of a Couple
2.6 Forces, Moments, and Couples
2.7 Summary
Chapter 3 Rigid Body Equilibrium
3.1 introduction
3.2 Free-Body Diagrams
^ ; 3.3 Equilibrium in Two Dimensions
3.4 Equilibrium in Three Dimensions
3.5 Summary
Chaptci A Structuios
4.1 Introduction
4.2 bquilibnum of Пане Trusses
4.3 Methods of Joints
4.4 Graphical Method
4.5 Method of Sections
4.6 Equilibrium of Space Trusses
4.7 Frames and Machines
4.8 Summary
120
129
Chapter 5
Chapter 6
^hapier 7
Chapter 8
Chapter 9
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 168
5.8 Summary 178
Moments of Area and Inertia 181
6.1 introduction 1B2
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
;B.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