Materials Science: Structure and Properties Quiz
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Questions and Answers

What is the microscopic structure of a material primarily concerned with?

  • Defects and grain orientation (correct)
  • Visible features like surface coatings
  • Crystal arrangement of atoms
  • Porosity and internal micro cracks

    • Which crystal structure is associated with high ductility and formability?

  • Face-centered cubic (FCC) (correct)
  • Hexagonal close-packed (HCP)
  • Simple cubic
  • Body-centered cubic (BCC)

    • What primarily influences a material's thermal conductivity?

  • Free moving electrons (correct)
  • Grain size distribution
  • Surface finish
  • Presence of impurities

    • How does a fine grain structure affect material strength?

    <p>It enhances strength due to more grains</p> Signup and view all the answers

    What characterizes the macroscopic structure of a material?

    <p>Surface coatings and porosity</p> Signup and view all the answers

    Which of the following techniques is used to analyze atomic structures?

    <p>Atomic field microscope</p> Signup and view all the answers

    What is the effect of surface finish on a macroscopic structure?

    <p>It affects service life and performance</p> Signup and view all the answers

    Which material is likely to have a body-centered cubic (BCC) crystal structure?

    <p>Iron</p> Signup and view all the answers

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