WorksheetsExam - Beam Deflection and Material Testing
Total questions: 14
Worksheet time: 2hrs 18mins
Beam A and B are the same material and same dimensions. What distinguishes beam A from beam B?
Beam A will have a greater resistance to bending because it has a lower moment of inertia.
Beam A will have a greater resistance to bending because it has a higher moment of inertia.
Beam B will have a greater resistance to bending because it has a lower moment of inertia.
Beam B will have a greater resistance to bending because it has a higher moment of inertia.
Correct formula for calculating beam deflection:
Material response to varying loading conditions, including magnitude, cycling, and mode.
Static Testing
Dynamic Testing
Uniaxial Testing
Standardized Testing
What is the name of the standard testing sample for tensile testing?
Dog Bone
Scrap Material
Wish Bone
T-Bone
How is stress calculated?
Number of sleepless nights divided by number of cups of coffee
Divide load (F) by the original test sample cross-sectional area (A0).
Elongation (δ) under load divided by the original Length (L0)
Stress (σ) divided by strain (ε)
Which of the following is the correct symbol to represent Strain?
σ (Lowercase Sigma)
ε (lowercase Epsilon)
δ (Lowercase Delta)
ψ (Lowercase Psi)
Which of the following is the correct symbol to represent Stress?
σ (Lowercase Sigma)
ε (lowercase Epsilon)
δ (Lowercase Delta)
ψ (Lowercase Psi)
An aluminum sample with a diameter of 1.0 in has been tensile tested. Calculate the engineering stress for an applied load of 4020 lbs.
5,118 psi
3,660 psi
7,960 psi
1,990 psi
2,542 psi
Point C represents what on the stress-strain curve?
Elastic Limit
Ultimate Tensile Strength
Necking
Failure
What units is Modulus of Elasticity measured in?
in4
in2
psi
lbf
What does the Moment of Inertia describe?
An objects stiffness related to its shape
An objects stiffness related to its chemical properties
An objects rotation because of inertia
An objects rotation because of force
What does the Modulus of Elasticity describe?
An objects stiffness based on its shape
An objects stiffness based on its chemical properties
An objects rotation because of inertia
An objects rotation because of force
The ratio of stress and strain is called the...
plastic deformation
ductility
modulus of elasticity
resistance to rupture
