MEGR 2180 quiz 1 study guide
Question and answers 100% correct
2025
What is ln(l/lo)? - correct answer ✔True Strain
A material is stretched, but when the load is released it recovers to exactly its
original length. This is an example of what kind of behavior? - correct answer
✔Elastic
What is higher, Young's modulus or ultimate tensile strength? - correct
answer ✔Young's modulus
What does hydrostatic pressure do to a material? - correct answer ✔It
increases ductility
What is orange peel? - correct answer ✔Roughening of a surface
What is it called when you forge lead at room temperature? - correct answer
✔Hot working
In σ = Kϵ^n what is n? - correct answer ✔Strain hardening coefficient
If you increase the temperature of a material, what happens? - correct
answer ✔Strength decreases but ductility increases
If you increase the speed of a manufacturing process, what happens to the
material? - correct answer ✔Strength increases and ductility decreases
Question and answers 100% correct
2025
What is ln(l/lo)? - correct answer ✔True Strain
A material is stretched, but when the load is released it recovers to exactly its
original length. This is an example of what kind of behavior? - correct answer
✔Elastic
What is higher, Young's modulus or ultimate tensile strength? - correct
answer ✔Young's modulus
What does hydrostatic pressure do to a material? - correct answer ✔It
increases ductility
What is orange peel? - correct answer ✔Roughening of a surface
What is it called when you forge lead at room temperature? - correct answer
✔Hot working
In σ = Kϵ^n what is n? - correct answer ✔Strain hardening coefficient
If you increase the temperature of a material, what happens? - correct
answer ✔Strength decreases but ductility increases
If you increase the speed of a manufacturing process, what happens to the
material? - correct answer ✔Strength increases and ductility decreases
