Predicting Metal Dissolution using Hume-Rothery Rules
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Questions and Answers

What type of defects exist in solids, as mentioned in the text?

  • Surface and internal defects
  • Vacancy and interstitial defects
  • Point, line, and area defects (correct)
  • Atomic and molecular defects

    • Which of the following is true about defects in solids?

  • Defects can only be undesirable
  • Defects are always uniform throughout the material
  • Defects affect material properties (correct)
  • Defects do not impact material properties

    • What is an example of a desirable defect in solids?

  • Line defects
  • Dislocations (correct)
  • Area defects
  • Vacancy defects

    • Which of the following elements is arranged on a copper (111) surface as per the text?

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

    Who holds the copyright for the photos mentioned in the text?

    <p>International Business Machines Corporation</p> Signup and view all the answers

    What is represented by the Kanji characters shown in the text?

    <p>'Atom'</p> Signup and view all the answers

    How can the number and type of defects in solids be controlled?

    <p>E.g., T controls vacancy conc.</p> Signup and view all the answers

    'Dislocations may be good or bad' - In which scenario would dislocations be considered good?

    <p>When plastic deformation is needed</p> Signup and view all the answers

    What does the text suggest about grain boundaries?

    <p>They aid in controlling crystal slip.</p> Signup and view all the answers

    What is a possible consequence of defects in solids?

    <p>Reduced material strength</p> Signup and view all the answers

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