Mechanical Properties and Deformation Tests Quiz
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Questions and Answers

What type of behavior is observed when the tensile (or compressive) uniaxial stress reaches sy?

  • Plastic behavior (correct)
  • Reverse behavior
  • Elastic behavior
  • Linear behavior

What is the key factor to consider when trying to minimize deformation in a material?

  • Choose a material with a small plastic modulus (E or G)
  • Select a material with a large elastic modulus (E or G) (correct)
  • Select a material with a large plastic modulus (E or G)
  • Choose a material with a small elastic modulus (E or G)

Which of the following is not a size-independent measure of load and displacement, respectively?

  • Tension and displacement
  • Force and distance (correct)
  • Stress and strain
  • Pressure and deformation

Which of the following is an example of elastic behavior?

<p>A material that returns to its original shape after the stress is removed (A)</p> Signup and view all the answers

Which of the following is not a true statement about toughness?

<p>Tough materials are brittle (A)</p> Signup and view all the answers

What is the definition of ductility?

<p>The ability of a material to deform plastically at failure (B)</p> Signup and view all the answers

Which of the following is not a type of behavior exhibited by materials under stress?

<p>Linear behavior (C)</p> Signup and view all the answers

What is the definition of stress?

<p>The force applied per unit area (A)</p> Signup and view all the answers

What is the definition of strain?

<p>The deformation per unit length (A)</p> Signup and view all the answers

What is the purpose of Example Problem 6.1 in the given context?

<p>To demonstrate the calculation of stress and strain (D)</p> Signup and view all the answers

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