Materials and Construction MCQs with answers Page - 9

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Q. The high expansion metal normally used in the bimetallic thermometer is __________ temperature measurement.

  • (A) Brass for low
  • (B) Nickel alloys for high
  • (C) Aluminium for all
  • (D) Both A & B

A

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Q. A metallic alloy in which one of the constituent metal is __________ , is called an amalgam.

  • (A) Zinc
  • (B) Mercury
  • (C) Lead
  • (D) Tin

A

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Q. The process of heating the cold pressed metallic powder is called __________ in powder metallurgy.

  • (A) Precipitation
  • (B) Fusion
  • (C) Sintering
  • (D) Agglomeration

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Q. Cast iron has

  • (A) Very high tensile strenth
  • (B) High ductility
  • (C) High malleability
  • (D) Elastic limit close to ultimate breaking strength

A

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Q. Cast iron has very high

  • (A) Compressive strength
  • (B) Ductility
  • (C) Shock resistance
  • (D) Resistance to brittleness

A

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Q. Cast iron is

  • (A) Used for making shock resisting parts
  • (B) Manufactured in cupola and is brittle
  • (C) Having compressive strength more than its tensile strength
  • (D) All of the above

A

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Q. Cast iron is having very high

  • (A) Proximity between its elastic limit and ultimate breaking strength
  • (B) Ductility
  • (C) Tensile strength
  • (D) All of the above

A

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Q. Ability of a material to __________ is indicated by its damping capacity.

  • (A) Withstand compression
  • (B) Absorb vibration
  • (C) Absorb shock
  • (D) None of these

A

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Q. Zinc is highly __________ at room temperature.

  • (A) Ductile
  • (B) Resistant to atmospheric corrosion
  • (C) Malleable
  • (D) Brittle

A

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Q. Brine solution is stored/treated in __________ lined vessels/pipes.

  • (A) Rubber
  • (B) Lead
  • (C) Glass
  • (D) Nickel

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