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| موضوع: كتاب Engineering Mechanics الأربعاء 25 أغسطس 2021, 5:50 pm | |
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أخواني في الله أحضرت لكم كتاب Engineering Mechanics K. L. Kumar
و المحتوى كما يلي :
CONTENTS Preface to the Third Revised Editio Terminal Objectives 1 ENGINEERING MECHANICS; WHAT AXD WHY? 1 1.1 Engineering and Engineering Sciences J 1.2 Mechanics and Its Relevance to Engineering 2 L3 Different Formulations of Mechanics 3 1.4 Foundational Concepts 4 1.5 Frames of Reference: Inertial and Moving 5 ft Idealisation of Bodies 5 1.7 Internal and F.xternaI Forces R 1.8 Principle of Transmissibility of Force 9 1.9 Concept of Free-Body Diagram 11 I 10 I -aws nf Merhanirs 17 1.11 Law of Gravitation —Weight of Bodies 17 Concept Review Questions 18 Multiple-Choice Questions 18 REVIEW SECTION 21 R1 RF.VfF.W OF SI UNITS 22 R I I 5sT Rnst» IlniK 7 ? R 1.7 £1 Dgriv**H Units with New Namgs 7 ? R1.3 Units of Some Common Physical Quantities 24 R1.4 Multiples and Submultiples 25 R 1.5 Some Conversion Factors 25 P ) (\ VphifS nf .9nme TTsefiil Constants R1.7 Properties of Water. Mercury and Air 26 Test Your SI Power 27 R2 REVIEW OF VECTORS 28 R2.1 Numbers. Scalars and Vectors 28 R2.2 R2.7 Resolution of Vectors JJ R2.4 Concept of Products 40wiii Omlcnls R2.5 Dcrivalivcs and Integrals of Vectors 47 R2.6 Gradient, Divergence and Curl 51 R2.7 Some Vector Operations 52 R ? X Vector Rlt-ntilipx 55 R2.9 Position Vcclor. Displacement. Velocity and Acceleration 57 R2.10 Some Other Vcclor Ouanlitics 61 i Concept Review Questions 69 Tutorial Problems 70 Multiple-Choice Questions 73 2 FORCES AND FORCF. SYSTEMS 75 2.1 Force and Moment Concepts 75 2.2 Force Fields: Linear, Plane and Spatial 77 2 L Dtslrihufril Forty T-iolfR 70 2.4 Force System Acting on a Body 80 2.5 Resultant of a Force System SI 2.6 Principle of Parallel Transfer of a Force 82 2.7 Resultant of a Concurrent Force System 87 2.X Resultant of a Parallel Force System 90 2.9 Resultant of a Cpplanar Force System 97 2.10 Resultant of u Spatial Force System 102 2.1 I firnvitntinnal Force Field 10.1 2.12 Hydrostatic Force Field 106 Conccpl Review Questions 107 Tutorial Prohlcmx IQS Multiple-Choice Questions III5 3 EQUILIBRIUM ANALYSIS OF STATIC SYSTEMS 117 3.1 Equilibrium Concept in Mechanics 117 3.2 Frcc-Body Diagram in Statics 120 3.3 Reactions by Supports 122 3.4 Equilibrium of a Particle /25 experiment EI: Equilibrium under Coplan.tr Forces 129 3.5 Equilibrium of a Rigid Body /35 3.6 Ettuilibrium of a System of Particles 138 Experiment E2: Equilibrium under Spatial Forces /5/ Concept Review Questions 15.1 Tutorial Problems / 54 Multiple-Choice Questions /59 ABELICAHONS 161 -IN-SXAIICSSt SIMPLE STRUCTURES 163 SI . I Types of Structures 163 SI.2 Internal Forces: Tension and Compression 167Onitenis xix SI.3 Analysis by the Method of Joints 167 Experiment E3: Forces in a Plane Truss 174 SI.4 Analysis by the Method of Sections /77 Experiment E4: Forces in a Space Frame 1X4 Concept Review Questions 1X7 Tutorial Prohlcms 1X7 Multiple-Choice Questions 192 S2 THIN ttlfiin BEAMS 193 52.1 Beams and Loading 193 52.2 Shear Force and SF Diagram / 94 52.3 Bending Moment and BM Diagram /97 52.4 Relationship between Bending Moment, Shear Force and Loading /99 Experiment E5: Shear Force and Bending Moment in a Beam 2/6 Concept Review Questions 2/9 Tutorial Prohlems 219 Multiple-Choice Questions 221 S3 FRICTION 223 53.1 Friction and Impending Motion 223 Experiment E6: Coefficient of Static Friction 230 53.2 Rolling Resistance 237 53.3 Sliding and Rolling of Cylinders 238 53.4 Band-Brake and Belt Friction 244 S4.5 Lifting by a Screw Jack 25 / 53.6 Disc and Bearing Friction 256 53.7 Input/Output of Simple Machines 261 Experiment E7: Performance of Simple Lifting Machines 26X Concept Review Questions 27/ Tutorial Prohlems 272 Multiple-Choice Questions 27X 4 CENTRAL POINTS: CENTROID, CENTRE OF MASS AND CF.NTRK OF GRAVITY 28» 4 I Inlrtnliiclinn 7X0 4.2 Concept of First Moment 280 4 3 Central Points: Definitions of Centroid. Centre of Mass and Centre of Gravity 282 4.4 Centroid of a Length 283 4.5 Centroids of a Composite Length 2X4 4.6 Centroid of an Area 7XX 4.7 Theorems of Pappus-Guldinus 299 4.9 Centre of Mass 707 4.10 Centre of Gravity .?/.?XX Contents Concept Review Questions 3 / 8 Tutorial Problems 319 Multiple-Choice Questions 322 5 KINF.MATICS OF A PARTICLE AND OF A POINT IN C;KNKRAI 323 5.1 Kinematic Concepts 323 5.2 Motion Referred to Fixed Rectangular Coordinates 324 5 1 Rectilinear Motion of a Point 126 5.4 Motion Referred to Cylindrical Polar Coordinates 330 5.5 Motion Referred to Path Coordinates 339 5.6 Plane Motion of a Point' Gravitational Field 343 5.7 Motion Referred to Moving Frames of Reference 355 Concept Review Questions 374 Tutorial Problems 375 Multiple-Choice Questions 38/ 6 DYNAMICS OF A PARTICLE AND OF THE MASS CENTRE OF ANY SYSTEM 583 Introduction INI 6.2 Equation of Motion 383 6.3 D*Alembert Principle: Inertia Forces 399 6.4 Work, Power and Energy 402 6.5 Work-Energy Principle 4 / 9 6.6 Conservation of Mechanical Energy 42/ 6.7 Impulse of a Force 424 6.8 Impulse-Momentum Principle 425 6A) Conservation of Momentum 6 I 426 6 10 Moment of Momentum 434 6.11 Moment of Momentum Equation 435 6.12 Conservation of Moment of Momentum 4.16 Concept Review Questions 438 Tutorial Problems 419 Multiple-Choice Questions 445 7 KINEMATICS OF A RIGID BODY 447 1 I Introduction 447 7.2 Types of Motion 447 7.3 Fixed-Axis Rotation 454 7.4 Plane Motion of a Rigid Body 454 7.5 Rigid-Body Motion of Fluids 458 7 6 Instantaneous Centre of Rotation 7.7 Relative Velocity and Acceleration for Points on a Rigid Body 465 Concept Review Questions 485 Tutorial Problems 486 Multiple-Choice Questions 491 459a,minis xxl 8 MOMENT OF INKRTIA: ARI A AND MASS 492 8.1 Introduction 492 8.2 Inertial Concepts: Area 492 SJ. Parallel-Axis Theorem- Arrn -TAX' 5.4 Moment 8.5 Principal Axes and Principal Moments of Inertia: Area SOS 8.6 Inertial Concepts: Mass 510 8 7 Moments of Inertia of Thin Plates 5/6 8.8 Parallel-Axis Theorem (Mass Moment of Inertia) 5/8 8.9 Moment of Inertia of Composite Bodies 522 Experiment E8: Moment of Inertia of a Body 524 Concept Review Questions 534 Tutorial Problems 535 MullipIc-CItoiec Questions 538 9 nviMAVtirs OF ninin Romps 540 ‘7.1 Introduction Ull 9.2 Translation of a Rigid Body 540 9.3 Rotation of a Rigid Body About a Fixed Principal Axis .545 9.4 Plane Motion of a Rigid Body 550 Experiment E9: Looping the Loop 557 9.5 Work-Energy Formulation for Plane Motion 561 9.6 Impulse-Momentum Formulation for Plane Motion 576 Experiment EI0; Conservation of Angular Momentum— A Human Experience 5/12 9.7 General Motion of a Rigid Body 588 9.8 Gyroscopic Action 594 Experiment Ell: Principle and Action of a Gyroscope— A Human Experience 597 Concept Review Questions 599 Tutorial Problems 601 Multiple-Choice Questions 608 APPLICATIONS IN DYNAMICS 611 D1 IMPACT OF TWO BODIES 613 Dl . l Introductory Concepts 613 Ol 7 Coefficient of Restitution 616 Experiment El 2: Coefficient of Restitution 617 013 Plane Central Collision 620 PI.4 Collision of a Small Body with a Massive Body 623 Concept Review Questions 641 Tutorial Problems 641 Multiple-Choice Questions 645xxii Coii fenIs D2 CENTRA!. FORCE MOTION 646 D2.I Iniroduclory Concepts 646 D2.2 Acceleration Due to Gravity 648 D2.3 Trajectories for Central Force Motion 65/ D2.4 Energy Expended for Different Trajectories 658 D2.5 Launching of Satellites at an Angle 660 D2.6 Astronomical Facts and Laws of Kepler 665 Concept Review Questions 677 Tutorial Problems 677 Multiple-Choice Questions 678 10 VIRTUAL WORK AND POTENTIAL ENERGY PRINCIPLES 679 10 I Introduction 67V 10.2 Principle of Virtual Work 679 10.3 Principle of Potential Energy 687 10.4 Generalised Coordinates W6 Concept Review Questions 697 Tutorial Problems 698 Multiple-Choice Questions 701 11 VIBRATIONS OF SIMPLE MECHANICAL SYSTEMS 703 11.1 Elements of Mechanical Systems 703 11.2 Simple Mechanical Systems 706 11.3 Features of Vibrating Systems 709 11 -4 f -inear Free Vibrations 714 Experiment El 3: Oscillation of a Simple Pendulum 720 Experiment El 4: Multiple Elastic Impacts 722 11.5 Angular Free Vibrations 727 11.6 Pendulum Motions 732 Experiment El 5: Oscillation of a Compound Pendulum 742 Concept Review Questions 749 Tutorial Problems Multiple-Choice Questions 754 250. APPENDICES 151 Appendix I Rules for Differentiation and Integration 759 Properties of Plane Figures Properties of Solid Bodies Appendix 2 762 Appendix 3 76« Hints in Tularial Prnfflt' nis 774 Indf r 796
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