Fractures and their Causes
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Questions and Answers

Which type of fracture occurs without any apparent deformation before fracture?

  • Ductile fracture
  • Brittle fracture (correct)
  • Normal tensile crack
  • Shear crack

    • What is the stress at which a specimen fails via fracture called?

  • Deformation strength
  • Breaking strength
  • Tensile strength
  • Fracture strength (correct)

    • What is the object of fracture mechanics?

  • Understanding deformation
  • Determining breaking strength
  • Understanding how fractures occur and develop in materials (correct)
  • Exploring stress-strain curves

    • What are the two types of displacement discontinuity surfaces that can develop within a solid?

    <p>Normal tensile crack and shear crack</p> Signup and view all the answers

    How is the fracture of a solid usually caused?

    <p>By displacement</p> Signup and view all the answers

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