Engineering Materials MCQs with answers Page - 8

Here, you will find a collection of MCQ questions on Engineering Materials. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. The product of blast furnace is known as

  • (A) High carbon steel
  • (B) Steel
  • (C) Pig iron
  • (D) Crude iron

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Q. The defect responsible for the phenomenon of slip, by which most metals deform plastically, is known as

  • (A) Fracture
  • (B) Twinning
  • (C) Dislocation
  • (D) Strain hardening

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Q. In a 0.2% carbon steel which has been heated above the third critical temperature on cooling at the first critical point the austenite remaining in solution is transformed to new structure called

  • (A) Ferrite
  • (B) Cementite
  • (C) Austenite
  • (D) Pearlite

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Q. Which material has the best damping capacity

  • (A) Cast iron
  • (B) Mild steel
  • (C) High speed steel
  • (D) Diamond

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Q. If a material recovers its original dimensions, when the load is removed, it is known as

  • (A) Elastic
  • (B) Soft
  • (C) Annealed
  • (D) Plastic

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Q. In plain carbon steel as the percentage of carbon increases from 0.2% to 0.8% which of the following decreases?

  • (A) Brinell hardness number
  • (B) Tensile strength
  • (C) Percentage elongation
  • (D) All of the above

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Q. In press work the dies which combine two or more operations at one station are known as

  • (A) Progressive dies
  • (B) Die and punch
  • (C) Simple dies
  • (D) Compound dies

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Q. Spring steel sections are originally applied in

  • (A) Hardened condition
  • (B) Hardened and tempered condition
  • (C) Annealed condition
  • (D) Carburized condition

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Q. Which of the following ray has least wavelength?

  • (A) Yellow light rays
  • (B) Ultraviolet rays
  • (C) X-rays
  • (D) Cosmic rays

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Q. Cheek is

  • (A) Top surface of metal
  • (B) Physical property of metal
  • (C) Non-ferrous coating on materials
  • (D) Intermediate flask between copes and drag

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