Building Materials MCQs with answers Page - 2

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

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Q. Gypsum consists of

  • (A) H2S and CO2
  • (B) CaSO4 and H2O
  • (C) Lime and H2O
  • (D) CO2 and calcium

A

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Q. For the manufacture of plywood, veneers are placed so that grains of adjacent veneers

  • (A) Run at right angles
  • (B) Parallel
  • (C) Inclined at 45°
  • (D) Inclined at 60°

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Q. The most important constituent of an oil paint, is

  • (A) Thinner
  • (B) Vehicle
  • (C) Pigment
  • (D) All the above

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Q. Stucco paints are suitable for

  • (A) Stone masonry
  • (B) Brick walls
  • (C) Both (A) and (B)
  • (D) Neither (A) nor (B)

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Q. Depending on the chemical composition and mechanical properties, iron may be classified as

  • (A) Cast iron
  • (B) Wrought iron
  • (C) Steel
  • (D) All the above

A

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Q. Initial setting time of cement for asbestos cement products should be not less than

  • (A) 30 minutes
  • (B) 50 minutes
  • (C) 75 minutes
  • (D) 90 minutes

A

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Q. Number of bricks required for one cubic metre of brick masonry is

  • (A) 400
  • (B) 450
  • (C) 500
  • (D) 550

A

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Q. The minimum compressive strength of 2nd class bricks should be

  • (A) 75 kg/cm2
  • (B) 90 kg/cm2
  • (C) 100 kg/cm2
  • (D) 120 kg/cm2

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Q. The minimum compressive strength of 1st class bricks should be

  • (A) 75 kg/cm2
  • (B) 90 kg/cm2
  • (C) 100 kg/cm2
  • (D) 120 kg/cm2

A

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Q. Permanent magnets are made of high carbon steel and

  • (A) 15% of cobalt
  • (B) 20% of cobalt
  • (C) 35% of cobalt
  • (D) 45% of cobalt

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