Mechanics of Materials
3 Credits | 300 Level | 38 Contact hours
REQUIRED TEXTBOOKS AND COURSE MATERIALS
Mechanics of Materials, 10th ed., Hibbeler, R.C.
DESCRIPTION
Behavior of deformable body systems under combinations of external loading is presented. Analysis of stress, deformation, strain, failure fatigue and creep are included. Mathematical, graphical and energy methods are utilized.
LEARNING GOALS
Upon successful completion of this course, students will be able to:
1. Have improved algebra, trigonometry, and calculus problem solving skills.
2. Have improved understanding of distributed forces, mass and area properties, and internal
moment and shear.
3. Understand the concepts of stress due to axial forces, shear forces, bending moments, and
torsion.
4. Understand the concepts of deflection due to axial forces, shear forces, bending moments, and
torsion.
5. Understand mechanical properties of materials.
6. Understand stresses under combined loading.
7. Understand transformation of stress using analytical and graphical methods(Mohr’s circle).
8. Understand column buckling.
9. Understand both analysis and design principles in mechanics of materials.
OUTLINE
1. Stress: Normal stress, shear stress, bearing stress, analysis vs design, allowable stress, limit state.
2. Strain: deformation, strain.
3. Mechanical properties of materials: Tension & compression test, behavior ductile&brittle, Hooke’s law.
4. Axial loading: Sain-Venant’s principle, elastic deformation, superposition, thermal stresses.
5. Torsion: Torsional deformation of circular shaft, Torsion formula, Power transmission, angle of twist.
6. Bending: Shear & Bending moment diagrams using equations, Graphical methods.
7. Geometric properties of an Area.
8. Bending: Deformation of a straight member, flexure formula, Unsymmetric bending, :Curved beams.
9. Transverse shear: Shear in straight members, the shear formula.
10. Combined loadings: thin walled pressure vessels.
11. Stress transformation: Principal stresses and maximum in-plane shear stress.
12. Deflection of beams: The elastic curve, slope and displacement by integration.
13. Buckling of columns: Critical load, column pin supports.
