Physics Example: Stress, Strain, and Permanent Deformation
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Questions and Answers

What does strain represent in physics?

  • Change in density per unit area of a material
  • Change in volume per unit volume of a material
  • Change in length per unit length of a material (correct)
  • Change in mass per unit volume of a material

    • Which type of strain occurs when a material undergoes a permanent deformation?

  • Shear strain
  • Elastic strain
  • Plastic strain (correct)
  • Longitudinal strain

    • In the stress-strain behavior of materials, which strain is reversible and temporary?

  • Plastic strain
  • Compressive strain
  • Longitudinal strain
  • Elastic strain (correct)

    • Which type of strain occurs parallel to the applied force in a material?

    <p>Longitudinal strain</p> Signup and view all the answers

    What term describes the relationship between stress and strain in a material?

    <p>Stress-strain curve</p> Signup and view all the answers

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