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BCV301 VTU Notes: Strength of Materials 2022 Scheme

Master the mechanics of solids with our BCV301 Strength of Materials notes. This course covers how structural components resist loads, focusing on stress, strain, and beam analysis for the VTU 2022 engineering scheme. Download BCV301 VTU Notes Below Module Wise

Strength of Materials

BCV301

2022 Scheme

Module 1 : Simple Stresses and Strains

Introduction, Properties of Materials, Stress, Strain, Hooke’s law, Poisson’s Ratio, Stress – Strain Diagram for structural steel, Principles of superposition, Total elongation of tapering bars of circular and rectangular cross sections. Composite section, Volumetric strain, expression for volumetric strain, Elastic constants, relationship among elastic constants. Thermal stresses and strains, Compound bars subjected to thermal stresses, state of simple shear.

Module 2 : Bending moment and shear force diagrams in beams

Introduction to types of beams, supports and loadings. Definition of shear force and bending moment, sign convention, Relationship between loading, shear force and bending moment, Shear force and bending moment equations, development of Shear Force Diagram(SFD) and Bending Moment Diagram (BMD) with salient values for cantilever, simply supported and overhanging beams for point loads, UDL (Uniformly Distributed Load), UVL (Uniformly Varying Load), Couple and their combinations

Module 3 : Bending and Shear Stresses in Beams

Introduction, pure bending theory, Assumptions, derivation of bending equation, modulus of rupture, section modulus, flexural rigidity.
Expression for transverse shear stress in beams, Bending and shear stress distribution diagrams for circular, rectangular, ‘I’, and ‘T’ sections.
Torsion in Circular Shaft: Introduction, pure torsion, Assumptions, derivation of torsion equation for circular shafts, torsional rigidity and polar modulus Power transmitted by a shaft.

Module 4 : Deflection of Beams & Columns and Struts

Deflection of Beams: Definition of slope, Deflection and curvature, Sign conventions, Derivation of moment- curvature equation. Double integration method and Macaulay’s method: Slope and deflection for standard loading cases and for determinate prismatic beams subjected to point loads, UDL, UVL and couple.
Columns and Struts: Introduction, short and long columns. Euler’s theory; Assumptions, Derivation for Euler’s Buckling load for different end conditions, Limitations of Euler’s theory. Rankine-Gordon’s formula for columns. (L1,L2,L3)

Module 5 : Compound Stresses & Thin and Thick Cylinders

Compound Stresses: Introduction, state of stress at a point, General two dimensional stress system, Principal stresses
and principal planes. Mohr’s circle of stresses
Thin and Thick Cylinders: Introduction, Thin cylinders subjected to internal pressure; Hoop stresses, Longitudinal stress and change in volume. Thick cylinders subjected to both internal and external pressure; Lame’s equation, radial and hoop stress distribution.