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June 8, 2025

Iowa State University
College of Engineering

Professor Loren Zachary

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You are here: Home / EM 324

EM 324

Course Description

Plane stress, plane strain, stress-strain relationships, and elements of material behavior. Application of stress and deformation analysis to members subject to centric, torsional, flexural, and combined loadings. Elementary considerations of theories of failure, buckling. Nonmajor graduate credit.

Related Videos

  • FBD: Different Meanings of “Internal” Reactions
  • Effects on a Pinned Joint
  • Boundary Conditions and Consistent FBD
  • Deformation Equilibrium
  • Material Properties, Axial Loading
  • Tensile Failure
  • Bearing Failure
  • Statics
  • Fatigue Failure
  • Fatigue Failure, Non-zero Mean Stress
  • Introduction to Unit Step Function
  • Singularity Functions Applied to V&M
  • V&M Diagram Examples
  • Shear Force and Moment Sign Convention + Equations

Animations developed for teaching bending of beams.
Developed by:
G. Wayne Brodland
Department of Civil and Environmental Engineering
University of Waterloo

  • Strain in a Beam
  • Strain in a Beam (Non-symmetric Cross-section)
  • Stress in a Beam (Elastic Case)
  • Moment of Inertia
  • Bending Moment (Elastic Case)
  • Moment-Stress Relationship (Elastic Case)
  • Elastic Section Modulus

Zach Mechanics on YouTube

zachmechanics

eBook

by Loren Zachary
Stresses Due to
Axial Force



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