Mechanics of Materials
strength of material, strength, solids, deformable bodies, mechanics II
Mechanics of Materials udemy course free download
strength of material, strength, solids, deformable bodies, mechanics II
Stress and strain, stress stain diagrams, linear and volumetric strain, bars of uniform strength; stresses in axial loading, bending and torsion; thermal stresses, compound bars. Stresses in pressure vessels, energy; shear force and bending moment in mechanical components; concept of shear stress in mechanical components, effect of combined bending and torsion; Principal stresses and strains, Mohr’s circle; stresses in thin and thick cylinders.
This course is to teach students the basic theory and application of the principles of mechanics of materials and to apply this knowledge competently and independently to determine stress, strain and various mechanical properties of materials, and analyze axial, torsional, bending, combined loads of structures.
Unit 1: Stress 1.1 Introduction of deformable body 1.2 Average, normal and shear stress; allowable stress
Unit 2: Strain 2.1 Normal strain and shear strain 2.2 Longitudinal and lateral strain
Unit 3: Mechanical Properties of Materials 3.1 Tension and compression test 3.2 Stress-strain-diagram 3.3 Stress strain behavior of ductile and brittle materials 3.4 Hooke’s law 3.5 Strain energy 3.6 Poisson’s ratio
Unit 4: Axial Loads 4.1 Saint-Venantt’s principle 4.2 Elastic deformation of axially loaded members 4.3 Principle of superposition, statically indeterminate axially loaded member 4.4 Thermal stress, stress concentrations.
Unit 5: Torsion 5.1 Torsional deformation of a circular shaft 5.2 The torsion formula, power transmission,
Unit 6: Bending 6.1 Shear and moment diagrams 6.2 Bending deformation of straight members, Flexure formula.
Unit 7: Transverse Shear 7.1 Shear in straight members 7.2 The shear formula 7.3 Shear stresses in beams
Unit 8: Combined loadings 8.1 Thin-walled pressure vessels 8.2 State of stress caused by combined loading.
Unit 9: Stress transformation 9.1 Plane stress transformation and its general equation 9.2 Principal stress maximum in-plane shear stress 9.3 Mohr’s circle-plane stress
