MCCCD Program Description

Mechanics of Materials

Course: ECE215

First Term: 2007 Fall

Lec + Lab 3 Credit(s) 5 Period(s) 4.4 Load
Subject Type: Academic
Load Formula: S

Description: Designed to provide students with a strong fundamental foundation in the mechanics of solids. Includes the concepts of stress and strain applied to the analysis and design of members subjected to axial and torsional loads and members subjected to shear and bending, applications and transformation of plane stress and plane strain, deformation of beams, and elastic buckling of columns

MCCCD Official Course Competencies
1. Organize and format engineering calculations in a clear, concise, and professional manner. (I,II,III,IV,V,VI,VII,VIII) 2. Apply basic principles of science and engineering to understand the mechanical properties of materials. (I,II,III,IV,V,VI,VII,VIII) 3. Demonstrate an understanding of the concepts of stress and strain. (I) 4. Evaluate and select materials based on appropriate interpretation of stress-strain diagrams. (I) 5. Calculate stress, strain, and deformation of uniform and nonuniform members subjected to axial and torsional loading. (II,III) 6. Analyze and compute stresses in indeterminate systems subjected to axial, torsional and transverse loading. (II,III,VII) 7. Calculate and evaluate the effects of temperature, initial deformations, and stress concentrations on members subjected to axial, torsional and transverse loading. (II,III,V) 8. Apply the calculations for stress and deformation to the design of systems subjected to axial and torsional loading. (II,III) 9. Calculate the internal axial force, shear force and bending moment in members using equilibrium. (IV) 10. Develop expressions for axial force, shear force and bending moment using the differential relationships between external load and internal force and bending moment. (IV) 11. Construct shear and moment diagrams quickly and effectively. (IV) 12. Understand the limitations of small deflection theory in the analysis of linearly elastic systems. (V) 13. Calculate normal and shear stress in beams of rectangular, circular, and wide flange cross sections. (V) 14. Analyze and design built-up and composite beams. (V) 15. Analyze and design members subjected to combined loadings. (V) 16. Calculate principal stresses and strains and maximum shear stresses and strains using transformation equations and Mohr`s circle. (VI) 17. Integrate the differential equations of the elastic curve to determine the deflection of beams. (VII) 18. Apply the methods of superposition and moment area to determine the deflection of beams. (VII) 19. Evaluate the critical Euler loads for columns with different support conditions. (VIII) 20. Analyze and design columns subjected to concentric and eccentric axial loads. (VIII)
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements.

MCCCD Official Course Outline
I. Introduction to Stress and Strain A. Normal stress and strain and stress-strain diagrams B. Linear elastic materials, Hooke`s Law and Poisson`s Ratio C. Shear stress and strain and Hooke`s Law in shear D. Design considerations II. Members Subjected to Axial Loads A. Deformation of members with uniform cross-sections B. Deformation of members with nonuniform cross-sections C. Analysis of indeterminate systems D. Effects of temperature and initial deformations E. Stress concentrations and Saint-Venant`s Principle III. Members Subjected to Torsion A. Torsional stress and strain B. Torsional deformation of uniform circular shafts C. Torsional deformation of nonuniform circular shafts D. Analysis of indeterminate systems E. Design of circular shafts and stress concentrations IV. Internal Forces in Beams A. Internal shear force and bending moment B. Differential relationships for shear and bending C. Construction of shear and bending moment diagrams V. Flexural and Shear Stresses in Beams A. Moment curvature relationship and small deflection theory B. Normal stresses in beams C. Shear stresses in beams of rectangular and circular cross-section D. Shear stresses in beams with wide flange cross-section E. Analysis of built-up beams F. Combined axial and flexural stress G. Composite beams VI. Plane Stress and Plane Strain A. Introduction to plane stress and transformation equations B. Principal stresses and maximum shear stresses C. Mohr`s circle for plane stress D. Introduction to plane strain and transformation equations E. Principal strains and maximum shear strains F. Mohr`s circle for plane strain G. Applications of plane stress VII. Deflection of Beams A. Differential equations of the elastic curve B. Deflections by integration C. Deflections by the method of superposition D. Deflections by the moment area method E. Statically indeterminate beams VIII. Elastic Buckling of Columns A. Introduction to stability B. Euler buckling with different support conditions C. Columns with eccentric axial loads D. Design considerations

MCCCD Governing Board Approval Date: 6/26/2007

All information published is subject to change without notice. Every effort has been made to ensure the accuracy of information presented, but based on the dynamic nature of the curricular process, course and program information is subject to change in order to reflect the most current information available.