Mechanics of Materials (Theory) CT-214

Course Code:CT-214

Credit Hours: 3 + 1

Teacher: Engr. Syed Nasir Abbas
Department of Civil Engineering

i) To develop an understanding of analysis of the magnitudes and distribution of internal forces in the body by the concept of free body diagram under external loads.

ii) To calculate the shearing force and bending moment in simply supported and cantilever beams.

iii) Understanding of equilibrium conditions.

Course Outlines:

Simple Stress & Strain:

Kind of stresses and strain, Hook’s law, Modulus of elasticity, Lateral & Volumetric strain, Poison’s ratio, Load extension diagrams for different materials, Temperature stresses and compound bars.

Principle Stress & Strain:

Construction of Mohr’s circle for stress & strain.

Bending Theory:

Theory of simple bending, position of neutral axis, moment of resistance and section modulus, Bending and shearing stress distribution in beams; Relationship between load, shear force and bending moment.

Slope and Deflection of Beams:

Relation between slope deflection and radius of curvature. Slope and deflection of a beam using Integration method.

Strain Energy:

Strain energy due to direct loads, shear force, bending moment and torque. Stresses due to impact load

Transfer of Torque in Structural Member:

Theory of torsion in circular shafts. Derivation of torsion equation and its application to solid and hollow circular cross-section. Sources of torsion in structures.

Columns and Struts:

Behaviour of short and long columns. Euler‟s theory of buckling of long columns and other empirical formulae.

Recommended Books

1- Mechanics of Materials 2, Third Edition : The Mechanics of Elastic and Plastic Deformation of Solids and Structural Materials

by E J Hearn

2- Strength of Materials 4th Edition by Singer and Andrew Petal