Mechanical Engineering Materials MCQ Quiz
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Questions and Answers

Which of the following is a common non-ferrous engineering material used for high-temperature applications?

  • Stainless steel
  • Mild steel
  • Cast iron
  • Titanium alloy (correct)

    • What is the primary purpose of quenching in the heat treatment of steel?

  • To enhance ductility and toughness by controlled heating
  • To increase hardness and strength by rapid cooling (correct)
  • To reduce brittleness by slow cooling
  • To improve machinability by annealing

    • What is the purpose of adding chromium to stainless steel?

  • Enhance corrosion resistance (correct)
  • Reduce density
  • Improve ductility
  • Increase electrical conductivity

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