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Sem 3 - MECHANICS OF SOLIDS


Module 1
Stress-strain: Bars of varying cross section-Composite section-temperature stresses.
Strain energy: Gradually applied and suddenly applied load.
Compound stresses: Two dimensional problems-principal stresses and principal planes-maximum shear stress-planes of maximum shear- Graphical method.
Module 2
Bending moment and shear force: Shear force and Bending moment diagrams for various types of statically determinate beams with various loading combinations- relation between load, shear force and bending moment.
Module 3
Stresses in beams: Theory of simple bending- stresses in symmetrical sections- bending stress distribution- modulus of section- shear stress distribution in beams- stress in various sections- built up sections – composite sections- beams of uniform strength.
Module 4
Stresses due to torsion: Torsion of solid and hollow circular shafts- power transmitted-stresses due to axial thrust-bending and torsion.
Springs: Close coiled and open coiled- carriage springs.
Pressure vessels: Thin and thick cylinders-Lame’s equation-stresses in thick cylinders due to internal and external pressures.
Module 5
Columns and struts: Short and long columns-elastic instability-Euler’s formula for long columns with different end conditions- slenderness ratio- Rankine’s formula-Empirical formula-Buit up members-columns subjected to eccentric loading and initial curvature.
Combined bending and direct stresses: Core of different sections- wind pressure on structures.
Unsymmetrical bending: Product of inertia-principal axes-stresses due to unsymmetrical bending.
Shear centre: Shear centre of sections having two axes of symmetry.
References
Timoshenko.S.P, Strength of Materials, Part-1, D.Van Nostrand company, Inc.Newyork.
Popov E.P., Engineering Mechanics of solids, Prentice Hall of India, New Deihi.
3. Punmia B.C, Strength of Materials and Mechanics of structures, Vol.1, Lakshmi Publications, New Delhi.
Vazirani V.N., Ratwani N. M., Analysis of Structures, Vol.1, Khanna Publishers, New Delhi.
Kazimi S.M.A., Solid Mechanics, Tata Mc Graw Hill.
William A Nash, Strength of Materials, Mc Graw Hill.
Ryder G.H., Strength of Materials, ELBS.
Arthur Morley, Strength of Materials, ELBS, Longman’s Green& Company.
mg university b.tech syllabus s3 civil engg