Aktu Strength of Material (KME-502) Btech Syllabus

Explore the behaviour and analysis of structural components under various loads as you learn about the AKTU B.Tech syllabus for Strength of Material. Learn about the principles of structural engineering.

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UNIT-1: COMPOUND STRESS AND STRAINS

• Introduction, normal stress and strain,
• Shear stress and strain,
• Stresses on inclines sections,
• Strain energy,
• Impact loads and stresses,
• State of plane stress,
• Principal stress and strain,
• Maximum shear stress, Mohr’s circle for plane stress,
• Three dimensional states of stress & strain,
• Equilibrium equations,
• Generalized Hook’s law,
• Theories of failure.
• Thermal Stresses.

UNIT-2: BEAMS AND TORSION

• Stresses in Beams: Pure Bending,
• Normal stresses in beams,
• Shear stresses in beams due to transverse and axial loads,
• Composite beams.
• Deflection of Beams: Differential equation of the elastic curve,
• Cantilever and simply supported beams,
• Macaulay’s method,
• Area moment method,
• Fixed and continuous beams
• Torsion: Torsion,
• Combined bending & torsion of solid & hollow shafts,
• Torsion of thin walled tubes.

UNIT-3: SPRINGS, COLUMNS & STRUTS

• Helical & Leaf Springs: Deflection of springs by energy method,
• Helical springs under axial load & under axial twist (respectively for circular & square cross sections) axial load & twisting moment acting simultaneously both for open and dosed coiled springs,
• Laminated springs.
• Columns & Struts: Buckling and stability,
• Slenderness ratio,
• Combined bending & direct stress,
• Middle third & middle quarter rules,
• Struts with different end conditions,
• Euler’s theory for pin ended columns,
• Effect of end conditions on column buckling,
• Ranking Gordon fomulae, examples of columns in mechanical equipment and machines.

UNIT-4: CYLINDERS AND SPHERES

• Thin cylinders & spheres: Introduction,
• Difference between thin walled and thick walled pressure vessels,
• Thin walled spheres and cylinders,
• Hoop and axial stresses and strain,
• Volumetric strain.
• Thick cylinders: Radial,
• Axial & circumferential stresses in thick cylinders subjected to internal or external pressures,
• Compound cylinders,
• Stresses in rotating shaft and cylinders,
• Stresses due to interference fits.

UNIT-5: CURVED BEAM

• Curved Beams: Bending of beams with large initial curvature,
• Position of neutral axis for rectangular,
• Trapezoidal & circular cross sections,
• Stress in crane hooks,
• Stress in circular rings subjected to tension or compression.
• Unsymmetrical Bending: Properties of beam cross-section,
• Slope of neutral axis,
• Stress and deflection in unsymmetrical bending,
• Determination of shear center and flexural axis (for symmetry about both axis and about one axis) for I-section and channel section.