Engineering Mechanics for BE Anna University R21CBCS (III- MECH - ME3351)

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Syllabus Engineering Mechanics - (ME3351) UNIT I STATICS OF PARTICLES Fundamental Concepts and Principles, Systems of Units, Method of Problem Solutions, Statics of Particles - Forces in a Plane, Resultant of Forces, Resolution of a Force into Components, Rectangular Components of a Force, Unit Vectors. Equilibrium of a Particle - Newton’s First Law of Motion, Space and Free - Body Diagrams, Forces in Space, Equilibrium of a Particle in Space. (Chapters - 1, 2) UNIT II EQUILIBRIUM OF RIGID BODIES Principle of Transmissibility, Equivalent Forces, Vector Product of Two Vectors, Moment of a Force about a Point, Varignon’s Theorem, Rectangular Components of the Moment of a Force, Scalar Product of Two Vectors, Mixed Triple Product of Three Vectors, Moment of a Force about an Axis, Couple - Moment of a Couple, Equivalent Couples, Addition of Couples, Resolution of a Given Force into a Force -Couple system, Further Reduction of a System of Forces, Equilibrium in Two and Three Dimensions - Reactions at Supports and Connections. (Chapters - 3, 4) UNIT III DISTRIBUTED FORCES Centroids of lines and areas - symmetrical and unsymmetrical shapes, Determination of Centroids by Integration, Theorems of Pappus-Guldinus, Distributed Loads on Beams, Centre of Gravity of a Three Dimensional Body, Centroid of a Volume, Composite Bodies, Determination of Centroids of Volumes by Integration. Moments of Inertia of Areas and Mass - Determination of the Moment of Inertia of an Area by Integration, Polar Moment of Inertia, Radius of Gyration of an Area, Parallel-Axis Theorem, Moments of Inertia of Composite Areas, Moments of Inertia of a Mass - Moments of Inertia of Thin Plates, Determination of the Moment of Inertia of a Three-Dimensional Body by Integration. (Chapters - 5, 6, 7) UNIT IV FRICTION The Laws of Dry Friction, Coefficients of Friction, Angles of Friction, Wedge friction, Wheel Friction, Rolling Resistance, Ladder friction. (Chapter - 8) UNIT V DYNAMICS OF PARTICLES Kinematics - Rectilinear Motion and Curvilinear Motion of Particles. Kinetics - Newton’s Second Law of Motion - Equations of Motions, Dynamic Equilibrium, Energy and Momentum Methods - Work of a Force, Kinetic Energy of a Particle, Principle of Work and Energy, Principle of Impulse and Momentum, Impact of bodies. (Chapter - 9)

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Pages: 792 Edition: 2023 Vendors: Technical Publications