Mechanics of Materials
strength of material, strength, solids, deformable bodies, mechanics II
Ratings 5.00 / 5.00
What You Will Learn!
- Recognize the different types of the stresses and the corresponding strains
- Formulate the free body diagram to apply the equilibrium conditions and conduct the forces ,the stresses , and the strain analysis
- Apply the principles of superposition and the compound stresses to determine the stress status at selected points
- Conduct the analytical and the graphical stress transformation to calculate the principal normal and shear stresses to check the safety of the mechanical member
Description
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
Who Should Attend!
- Engineering Students: Mechanical, Civil, Aerospace, and Materials Engineering students will find this course particularly useful, as it forms a fundamental part of their curriculum. It provides a solid understanding of the mechanics of materials, which is essential for designing and analyzing structures and mechanical components.
- Architecture Students: Architects and architectural engineering students can benefit from this course by gaining insights into the structural behavior of materials. Understanding the mechanics of materials is crucial when designing buildings and ensuring their stability and safety.
- Construction Professionals: Construction managers, contractors, and professionals involved in the construction industry can enhance their knowledge by taking this course. It equips them with a deeper understanding of how materials behave under various loads, aiding in the decision-making process during construction projects.
- Designers and Inventors: Product designers, industrial designers, and inventors who work with materials and structures can expand their understanding of material properties and structural behavior through this course. It provides them with a framework to create innovative and efficient designs.
- Hobbyists and DIY Enthusiasts: If you have a passion for building and creating, this course can be an excellent opportunity for you to gain a deeper understanding of the mechanics behind structures and materials. It can help you make informed decisions when undertaking DIY projects or working on personal hobbies