5/4 Composite Bodies and Figures; Approximations 118
5/5 Theorems of Pappus 122
Section B Special Topics 125
5/6 Beams—External Effects 125
5/7 Beams—Internal Effects 128
5/8 Flexible Cables 135
5/9 Fluid Statics 143
5/10 Chapter Review 153
6 Friction 154
6/1 Introduction 154
Section A Frictional Phenomena 155
6/2 Types of Friction 155
6/3 Dry Friction 155
Section B Applications of Friction in Machines 164
6/4 Wedges 164
6/5 Screws 165
6/6 Journal Bearings 169
6/7 Thrust Bearings; Disk Friction 169
6/8 Flexible Belts 172
6/9 Rolling Resistance 173
6/10 Chapter Review 176
7 Virtual Work 177
7/1 Introduction 177
7/2 Work 177
7/3 Equilibrium 180
7/4 Potential Energy and Stability 188
7/5 Chapter Review 197
Appendix A Area Moments of Inertia 198
A/1 Introduction 198
A/2 Definitions 199
A/3 Composite Areas 206
A/4 ProducLts of Inertia and Rotation of Axes 209
Appendix B Mass Moments of Inertia 214
Appendix C Selected Topics of Mathematics 215
C/1 Introduction 215
C/2 Plane Geometry 215
C/3 Solid Geometry 216
C/4 Algebra 216
C/5 Analytic Geometry 217
C/6 Trigonometry 217
C/7 Vector Operations 218
C/8 Series 221
C/9 Derivatives 221
C/10 Integrals 222
C/11 Newton’s Method for Solving Intractable Equations 225
C/12 Selected Techniques for Numerical Integration 227
This text continues to help students develop their problem-solving skills with an extensive variety of engaging problems related to engineering design. In addition to new homework problems, the text includes a number of helpful sample problems. To help students build necessary visualization and problem-solving skills, the text strongly emphasizes drawing free-body diagrams, one of the most important skills needed to solve mechanics problems.