Properties of Metals Quiz
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Questions and Answers

Which term refers to a metal's ability to withstand sudden shock without breaking or fracturing?

  • Toughness (correct)
  • Machinability
  • Elasticity
  • Strength
  • What does the term 'elastic limit' refer to in relation to metals?

  • Resistance to deformation
  • Ability to bend without breaking
  • Maximum load before permanent shape change (correct)
  • Capacity to return to original shape
  • Which organization sets ratings and standards for iron and steel?

  • Iron and Steel Association
  • Fusibility Institute
  • AISI (correct)
  • American Metal Standards Agency
  • What does 'fatigue' refer to in the context of metals?

    <p>Characteristic causing fracture under repeated loads</p> Signup and view all the answers

    What distinguishes a pure metal from an alloy?

    <p>Addition of chemical elements</p> Signup and view all the answers

    Which property refers to the resistance of a metal to penetration by other materials?

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

    What method can increase the hardness of a metal by cold working at room temperature?

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

    Which metal property allows a metal to be bent, rolled, or changed in shape without breaking?

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

    What does hardenability refer to in relation to metals?

    <p>Uniform hardening of metal to its center</p> Signup and view all the answers

    Which metal exhibits poor hardenability where it hardens only on the surface and remains relatively soft at the center?

    <p>Gray cast iron</p> Signup and view all the answers

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