ME10001 Mechanics (3 - 1 - 0 : 4 Credits)

ME10001 Mechanics (3 _ 1 _ 0 : 4 Credits) 1. Force system: Moment of a force about a point and about an axis; couple moment; reduction of a force system to a force and a couple. 2. Equilibrium : Free body diagram; equations of equilibrium; problems of two and three dimensions; plane frames and trusses. 3. Friction : Laws of Coulomb friction., problems involving small and large contact surfaces; square threaded screws; belt friction; rolling resistance. 4. Properties of areas : First and second moment of areas. product of inertia. polar moment of inertia 5. Concept of stress and strain : Normal stress and shear stress, state of stress at a point, ultimate strength, allowable stress and factor of safety; normal strain and shear strain, generalized Hooke’s law; Deflection of axially loaded members. Thin walled pressure vessels 6. Transformation of stress and strain : Transformation equations. principal stresses and strains, Mohr’s circle for stress and strain. 7. Torsion : Free body diagram of cylindrical bars in torsion. Analysis of cylindrical bars in torsion. 8. Flexural loading : Bending moment and shear force diagrams. Bending stresses in beams, shear stresses in beams. Differential equation of the elastic curve. deflection of beams. ( only integration method) 9. Combined loading : Combination of axial, bending shear and torsion load on machine members.

Text Book: Vector Mechanics for Engineers, F.P. Beer and E.R. Johnston, Tata McGraw-Hill (7th Edition) Reference books ; Engineering Mechanics, Irving H. Shames, Prentice Hall of India Engineering Mechanics, J.L. Meriam and L.G. Kraige, John Wiley and Sons Text Book : Engineering Mechanics of Solids, E.P. Popov Reference books: Mechanics of materials, F.P. Beer and E.R. Johnston Mechanics of materials, Timoshenko and Gere Introduction to solid mechanics, Irving H. Shames Strength of materials, William A Nash Elements of strength of materials, Timoshenko and Young

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