FEA EXAM 2 MC UPDATED QUESTIONS AND ANSWERS
What is the Modulus of Elasticity?
a) The slope of the Deflection-Stress Curve
b) The slope of the Stress-Strain curve in its linear section
c) The slope of the Force-Deflection curve in its linear section
d) The first inflection point of a strain curve - CORRECT ANSWER✅✅b
What is Stress?
a) A measure of power
b) A measure of strain
c) A measure of material strength
d) A measure of the average amount of force exerted per unit area - CORRECT ANSWER✅✅d
Which of the following assumptions are true for a static analysis in SOLIDWORKS Simulation with small
displacements?
a) Inertia effects are negligible and loads are applied slowly
b) The model is not fully elastic. If loads are removed, the model will not return to its original position
c) Results are proportional to loads
d) All the displacements are small relative to the model geometry - CORRECT ANSWER✅✅a
What is Yield Stress?
a) The stress level beyond which the material becomes plastic
b) The stress level beyond which the material breaks
c) The strain level above the stress level which the material breaks
d) The stress level beyond the melting point of the material - CORRECT ANSWER✅✅a
,A high-quality Shell element has ________ nodes.
a) 4
b) 5
c) 6
d) 8 - CORRECT ANSWER✅✅c
Stress σ is proportional to:
a) Strain
b) Stress
c) Force
d) Pressure - CORRECT ANSWER✅✅a
The Elastic Modulus (Young's Modulus) is the slope defined as ________ divided by ________.
a) Strain, Stress
b) Stress, Strain
c) Stress, Force
d) Force, Area - CORRECT ANSWER✅✅b
Linear static analysis assumes that the relationship between loads and the induced response is:
a) Flat
b) Linear
c) Doubles per area
d) Translational - CORRECT ANSWER✅✅b
, In SOLIDWORKS Simulation, the Factor of Safety (FOS) calculations are based on which of the following
failure criteria. Can be more than one answer.
a) Maximum von Mises Stress
b) Maximum shear stress (Tresca)
c) Mohr-Coulomb stress
d) Maximum Normal stress - CORRECT ANSWER✅✅a, b, c, & d
The Yield point is the point where the material begins to deform at a faster rate than at the elastic limit.
The material behaves ________ in the Plastic Range.
a) Flatly
b) Linearly
c) Non-Linearly
d) Like a liquid - CORRECT ANSWER✅✅c
What are the Degrees of Freedom (DOFs) restrained for a Solid?
a) None
b) 3 Translations
c) 3 Translations and 3 Rotations
d) 3 Rotations - CORRECT ANSWER✅✅b
What are the Degrees of Freedom (DOFs) restrained for Truss joints?
a) None
b) 3 Translations
c) 3 Translations and 3 Rotations
What is the Modulus of Elasticity?
a) The slope of the Deflection-Stress Curve
b) The slope of the Stress-Strain curve in its linear section
c) The slope of the Force-Deflection curve in its linear section
d) The first inflection point of a strain curve - CORRECT ANSWER✅✅b
What is Stress?
a) A measure of power
b) A measure of strain
c) A measure of material strength
d) A measure of the average amount of force exerted per unit area - CORRECT ANSWER✅✅d
Which of the following assumptions are true for a static analysis in SOLIDWORKS Simulation with small
displacements?
a) Inertia effects are negligible and loads are applied slowly
b) The model is not fully elastic. If loads are removed, the model will not return to its original position
c) Results are proportional to loads
d) All the displacements are small relative to the model geometry - CORRECT ANSWER✅✅a
What is Yield Stress?
a) The stress level beyond which the material becomes plastic
b) The stress level beyond which the material breaks
c) The strain level above the stress level which the material breaks
d) The stress level beyond the melting point of the material - CORRECT ANSWER✅✅a
,A high-quality Shell element has ________ nodes.
a) 4
b) 5
c) 6
d) 8 - CORRECT ANSWER✅✅c
Stress σ is proportional to:
a) Strain
b) Stress
c) Force
d) Pressure - CORRECT ANSWER✅✅a
The Elastic Modulus (Young's Modulus) is the slope defined as ________ divided by ________.
a) Strain, Stress
b) Stress, Strain
c) Stress, Force
d) Force, Area - CORRECT ANSWER✅✅b
Linear static analysis assumes that the relationship between loads and the induced response is:
a) Flat
b) Linear
c) Doubles per area
d) Translational - CORRECT ANSWER✅✅b
, In SOLIDWORKS Simulation, the Factor of Safety (FOS) calculations are based on which of the following
failure criteria. Can be more than one answer.
a) Maximum von Mises Stress
b) Maximum shear stress (Tresca)
c) Mohr-Coulomb stress
d) Maximum Normal stress - CORRECT ANSWER✅✅a, b, c, & d
The Yield point is the point where the material begins to deform at a faster rate than at the elastic limit.
The material behaves ________ in the Plastic Range.
a) Flatly
b) Linearly
c) Non-Linearly
d) Like a liquid - CORRECT ANSWER✅✅c
What are the Degrees of Freedom (DOFs) restrained for a Solid?
a) None
b) 3 Translations
c) 3 Translations and 3 Rotations
d) 3 Rotations - CORRECT ANSWER✅✅b
What are the Degrees of Freedom (DOFs) restrained for Truss joints?
a) None
b) 3 Translations
c) 3 Translations and 3 Rotations
