Study Guide for Quiz 2
This guide is not providing “answers” for the conceptual questions. It is a list of topical concepts
and their application you should be familiar with. It is an aid to help prepare for the quiz.
Covers material of Lectures 5, 6, 7 & 8
Scale (square-cube) effect
Normal stress (compression & tension)
Shear stress (non beams)
Bearing stress
Bending & shear stress (beams)
Torsional (shear) stress
Relation of strain to stress & Modulus of
Elasticity
Stiffness (relative to AE/L through )
Brittle, Ductile & Semi-brittle material
behavior
Yield strength (or point & proportional
limit)
Ultimate strength
Strength vs. stress
Rupture / Fatigue behavior
Orthotropic vs. Isotropic vs. Anisotropic
materials
Creep
Stress concentration
Thermal vs. elastic strains
Geometric constraints
Dynamics vs. Statics
Serviceability
Deformation with stress (deflection &
elongation)
Superposition Method
Allowable Stress Design
Load and Resistance Factor Design
Factored loads
Resistance Factors
“Design” values vs. “Capacity”
Factor of Safety
Equilibrium
Newton’s Third Law
Method of Sections
Coplanar parallel force systems
Free Body Diagram
Reactions at a support and relationship
to motion prevented
Short link or cable, roller, rocker, pin or
hinge, smooth surface, rough surface,
fixed
Negative result for a variable from
equilibrium equations from free body
diagram
“Best” location for summation of
moment
Statically Determinate vs. Indeterminate
Direction and type of force in a cable
with relation to geometry
Two-force bodies and relationship to
loads
Three-force bodies
Concentrated loads
Distributed loads – uniform / non-
uniform & hydrostatic
Beam support configurations
Simply supported
Overhang
Cantilever
Continuous
w vs. W
Equivalent center of load area
Types of beam stresses
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