eNotes: Mechanical Engineering
   
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1. TABLE OF CONTENTS

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1. TABLE OF CONTENTS 1.1
2. MECHANICAL DESIGN 1.9
DI:2.1 BASIC PHILOSOPHY 1.9
2.2 TYPICAL MECHANICAL FUNCTIONS 1.9
2.3 REFERENCES 1.10
3. FORCES 1.11
3.1 SOME BASIC CONCEPTS 1.12
3.2 VECTOR AND SCALAR FORCES 1.13
4. EQUILLIBRIUM 1.38
4.1 THE BASIC EQUATIONS OF STATICS 1.39
4.2 FREE BODY DIAGRAMS (FBD) 1.44
4.3 PRACTICE PROBLEMS 1.51
5. MOMENTS 1.53
5.1 CALCULATING SCALAR AND VECTOR MOMENTS 1.56
5.2 FORCE COUPLES TO MAKE CENTERLESS MOMENTS 1.64
6. MECHANISMS 1.79
6.1 REACTIONS AND SUPPORTS 1.79
6.2 EQUILLIBRIUM OF FORCES AND MOMENTS 1.82
6.3 SPECIAL CASES 1.90
6.4 STATICALLY INDETERMINATE 1.91
7. TRUSSES AND FRAMES 1.93
7.1 WHAT ARE TRUSSES? 1.93
7.2 STABILITY OF TRUSSES 1.99
7.3 THE METHOD OF JOINTS 1.102
7.4 THE METHOD OF SECTIONS 1.114
7.5 METHOD OF MEMBERS 1.122
7.6 SUMMARY 1.132
8. DRY STATIC FRICTION 1.132
8.1 THE BASIC PHYSICS OF FRICTION 1.132
8.2 APPLICATIONS OF FRICTION 1.137
9. FORCES 1.150
9.1 INTRODUCTION 1.150
9.2 SOME BASIC CONCEPTS 1.151
9.3 VECTOR VS. SCALAR QUANTITIES 1.152
9.4 MATH REVIEW 1.153
9.5 RECTANGULAR FORM OF VECTORS 1.158
9.6 POLAR FORM OF VECTORS 1.159
10. EQUILLIBRIUM 1.187
10.1 INTRODUCTION 1.187
10.2 THE BASIC EQUATIONS OF STATICS 1.187
10.3 FREE BODY DIAGRAMS (FBD) 1.196
10.4 PRACTICE PROBLEMS 1.205
11. STRESS 1.208
11.1 INTRODUCTION 1.208
11.2 TYPES OF STRESS 1.210
11.3 STRESS ANALYSIS 1.214
11.4 STRAIN CAUSED BY AXIAL LOADS 1.219
11.5 STRESS STRAIN CURVES 1.220
11.6 ANALYSIS OF MEMBERS 1.222
11.7 GENERALIZED STRESS 1.225
11.8 REFERENCES 1.229
11.9 STRESS ON OBLIQUE PLANES 1.229
11.10 SHEAR STRAIN 1.232
11.11 POISSON'S RATIO 1.236
11.12 GENERALIZED HOOKES LAW 1.238
11.13 REFERENCES 1.239
12. MOMENTS 1.240
12.1 INTRODUCTION 1.240
12.2 CALCULATING SCALAR MOMENTS 1.244
12.3 CALCULATING VECTOR MOMENTS 1.247
12.4 MOMENTS ABOUT AN AXIS 1.251
12.5 EQUILLIBRIUM OF MOMENTS 1.256
12.6 FORCE COUPLES TO MAKE CENTERLESS MOMENTS 1.260
13. TORSION 1.276
13.1 INTRODUCTION 1.276
13.2 THE RELATIONSHIP BETWEEN STRESS AND STRAIN IN TORSION 1.280
13.3 PRACTICE PROBLEMS 1.285
13.4 REFERENCES 1.286
14. MASS PROPERTIES 1.287
14.1 INTRODUCTION 1.287
14.2 CENTRE OF MASS 1.290
14.3 CENTROIDS 1.293
15. FORCES AND MOMENTS ON RIGID BODIES 1.311
15.1 INTRODUCTION 1.311
15.2 REACTIONS AND SUPPORTS 1.311
15.3 EQUILLIBRIUM OF FORCES AND MOMENTS 1.314
15.4 SPECIAL CASES 1.323
15.5 STATICALLY INDETERMINATE 1.324
16. TRUSSES AND FRAMES 1.331
16.1 INTRODUCTION 1.331
16.2 WHAT ARE TRUSSES? 1.331
16.3 STABILITY OF TRUSSES 1.336
16.4 THE METHOD OF JOINTS 1.339
16.5 THE METHOD OF SECTIONS 1.352
16.6 ADDITIONAL TOPICS 1.361
17. STRESS FAILURE 1.363
17.1 FACTOR OF SAFETY 1.363
17.2 REFERENCES 1.367
18. STRAIN FAILURE 1.368
18.1 POISSON'S RATIO 1.369
18.2 GENERALIZED HOOKES LAW 1.372
18.3 STRESS CONCENTRATIONS 1.373
18.4 TORSION STRESS CONCENTRATIONS 1.379
18.5 REFERENCES 1.380
19. METHOD OF MEMBERS 1.381
19.1 INTRODUCTION 1.381
19.2 REFERENCES 1.391
19.3 SUMMARY 1.391
19.4 REFERENCES 1.391
20. INTERNAL FORCES IN MEMBERS 1.392
20.1 INTRODUCTION 1.392
20.2 PRACTICE PROBLEMS 1.405
20.3 REFERENCES 1.409
21. MOMENTS OF INERTIA 1.410
21.1 INTRODUCTION 1.410
21.2 STRESSES IN BEAMS 1.410
21.3 MOMENT CURVATURE IN BEAMS 1.412
21.4 EVALUATING THE SECOND MOMENT OF INERTIA 1.414
21.5 MOMENTS OF INERTIAS B COMPOSITE AREAS 1.415
21.6 POLAR MOMENT OF INERTIA 1.419
21.7 REVIEW OF BASIC CALCUATIONS 1.421
21.8 PRODUCT OF INERTIA 1.433
21.9 REFERENCES 1.435
22. PURE BENDING 1.436
22.1 INTRODUCTION 1.436
22.2 TRANSVERSE SHEAR 1.440
22.3 REVIEW OF TRANSVERSE LOADING 1.445
22.4 REFERENCES 1.447
23. DRY STATIC FRICTION 1.448
23.1 INTRODUCTION 1.448
23.2 THE BASIC PHYSICS OF FRICTION 1.448
23.3 APPLICATIONS OF FRICTION 1.454
24. MASS PROPERTIES 1.468
24.1 CENTRE OF MASS 1.471
24.2 CENTROIDS 1.474
24.3 MOMENTS OF INERTIA 1.486
24.4 PRODUCT OF INERTIA 1.496
25. INTERNAL FORCES IN MEMBERS 1.498
26. STRESS 1.507
26.1 TYPES OF STRESS 1.508
26.2 STRESS ANALYSIS 1.512
26.3 STRESS ON OBLIQUE PLANES 1.517
26.4 GENERALIZED STRESS 1.519
26.5 FACTOR OF SAFETY 1.522
27. STRAIN 1.526
27.1 STRAIN CAUSED BY AXIAL LOADS 1.526
27.2 STRESS STRAIN CURVES 1.527
27.3 ANALYSIS OF MEMBERS 1.529
27.4 POISSON'S RATIO 1.533
27.5 GENERALIZED HOOKES LAW 1.535
27.6 SHEAR STRAIN 1.535
27.7 STRESS CONCENTRATIONS 1.540
27.8 TORSION 1.543
27.9 TORSION STRESS CONCENTRATIONS 1.546
27.10 PURE BENDING 1.548
27.11 TRANSVERSE LOADING 1.551
28. MECHANISM DYNAMICS 1.555
28.1 INTRODUCTION 1.555
28.2 PLANAR 1.556
28.3 PRACTICE PROBLEMS 1.563
28.4 REFERENCES 1.564
29. VIBRATION 1.565
29.1 VIBRATION MODELLING 1.565
29.2 CONTROL 1.572
29.3 VIBRATION CONTROL 1.577
29.4 VIBRATION MEASUREMENT 1.584
29.5 VIBRATION SIGNALS 1.586
29.6 VIBRATION TRANSDUCERS 1.587
29.7 DEALING WITH VIBRATIONS 1.591
29.8 RESOURCES 1.592
29.9 PRACTICE QUESTIONS 1.592
29.10 SOUND/VIBRATIONS TERMS 1.598
29.11 REFERENCES 1.599
30. INTERNAL COMBUSTION ENGINES 1.600
30.1 POWER 1.600
30.2 KINEMATICS AND DYNAMICS 1.603
30.3 REFERENCES 1.605
1. SOUND CONTROL 1.606
1.1 BASIC PROPERTIES OF SOUND 1.606
1.2 SOUND MEASUREMENTS 1.612
1.3 THE HUMAN EFFECTS OF SOUND 1.614
1.4 NOISE CONTROL REGULATIONS 1.626
1.5 SOUND ANALYSIS INSTRUMENTS/TECHNIQUES 1.632
1.6 EQUIPMENT GENERATED NOISE 1.642
1.7 ROOM ACCOUSTICS 1.646
1.8 ENCLOSURES, BARRIERS AND WALLS 1.654
1.9 MATERIALS 1.663
1.10 MUFFLERS 1.664
1.11 SOUND AND VIBRATION CONTROL STUDIES 1.671
1.12 AKNOWLEDGEMENTS 1.671
1.13 PRACTICE QUESTIONS 1.671
2. INTRODUCTION TO KINEMATICS OF MECHANISMS 1.685
2.1 SOME POPULAR MECHANISMS 1.687
2.2 SKELETON DIAGRAMS FOR MECHANISMS 1.694
2.3 DOF AND THE KUTZBACH/GRUEBLER CRITERION 1.695
2.4 KINEMATIC/GEOMETRIC INVERSION 1.698
2.5 GRASHOF'S LAW 1.700
2.6 MECHANICAL ADVANTAGE 1.702
2.7 PRACTICE PROBLEMS 1.703
2.8 REFERENCES 1.704
3. POSITIONS/DISPLACEMENTS OF POINTS AND MECHANISMS 1.705
3.1 MATHEMATICAL TOOLS 1.705
3.2 DEFINING POSITIONS AND DISPLACEMENTS 1.706
3.3 CLOSED LOOP MECHANISMS 1.710
3.4 SOLVING FOR POSITIONS 1.710
3.5 GRAPHING OF POSITIONS 1.716
3.6 DISPLACEMENT, TRANSLATION AND ROTATION 1.718
3.7 PRACTICE PROBLEMS 1.721
3.8 REFERENCES 1.721
4. MECHANISM VELOCITY 1.723
4.1 THE BASIC RELATIONSHIPS 1.723
4.2 CALCULATION TECHNIQUES 1.725
4.3 INSTANTANEOUS CENTERS OF ROTATION 1.730
4.4 PRACTICE PROBLEMS 1.740
4.5 REFERENCES 1.742
5. MECHANISM ACCELERATION 1.743
5.1 THE BASIC DEFINITION 1.743
5.2 INSTANT CENTERS OF ACCELERATION 1.751
5.3 PRACTICE PROBLEMS 1.751
5.4 REFERENCES 1.751
6. LINKAGE SYNTHESIS 1.752
6.1 SELECTION OF MECHANISM TYPES 1.752
6.2 DESIGN METHODS - SYNTHESIS 1.753
6.3 DESIGN METHODS - DIMENSIONAL 1.755
6.4 REFERENCES 1.761
7. SPATIAL KINEMATICS 1.762
7.1 BASICS 1.762
7.2 HOMOGENEOUS MATRICES 1.764
7.3 SPATIAL DYNAMICS 1.776
7.4 DYNAMICS FOR KINEMATICS CHAINS 1.781
7.5 REFERENCES 1.784
7.6 PRACTICE PROBLEMS 1.785
8. MECHANICAL COMPONENTS 1.798
9. CAM DESIGN 1.799
9.1 CAM TYPES 1.799
9.2 CAM MOTION 1.801
9.3 USING CAMS AS JOINTS IN MECHANISMS 1.812
9.4 PRACTICE PROBLEMS 1.812
9.5 REFERENCES 1.814
10. GEARS 1.815
10.1 SPUR GEARS 1.815
10.2 HELICAL GEARS 1.826
10.3 BEVEL GEARS 1.832
10.4 WORM GEARS 1.834
10.5 REFERENCES 1.838
11. DESIGN OF MECHANISMS 1.838
11.1 SIMPLE GEAR TRAINS 1.838
11.2 LINKAGES 1.848
11.3 PRACTICE PROBLEMS 1.848
11.4 REFERENCES 1.848
12. STATIC ANALYSIS OF GEARS 1.848
12.1 INTRODUCTION 1.848
12.2 ANALYSIS OF GEARS 1.849
12.3 PRACTICE PROBLEMS 1.850
12.4 REFERENCES 1.850
13. MECHANICAL COOKBOOK 1.851
13.1 TRANFORMING DEVICES 1.851
13.2 REFERENCES 1.852
14. A MECHANICAL COOKBOOK 1.853
14.1 CONNECTORS 1.853
14.2 MOTION/FORCE TRANSMISSIONS 1.866
14.3 POWER TRANSMISSION 1.871
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