Building Materials MCQs with answers Page - 10

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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A

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Q. Which of the following paint is highly resistant to fire ?

  • (A) enamel pain
  • (B) Aluminium paint
  • (C) Asbestos paint
  • (D) Cement paint

A

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Q. Gneiss is chemically classified as ?

  • (A) calcareous rock
  • (B) silicious rock
  • (C) argillaceous rock
  • (D) none of these

A

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Q. The constituent in lime which retard the slaking action and increase the rapidity of setting, ?

  • (A) silica
  • (B) sulphate
  • (C) alumina
  • (D) alkalies

A

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Q. The most powerful explosive used in blasting is ?

  • (A) dynamite
  • (B) cordite
  • (C) blasting power
  • (D) gun cotton

A

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Q. The indentation marks left on bricks during the process of moulding, are known as ?

  • (A) marks
  • (B) projections
  • (C) frogs
  • (D) fillets

A

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Q. The soundness of cement is tested by ?

  • (A) Le-chatelier method
  • (B) air-permeability method
  • (C) all of these
  • (D) Vicat's apparatus

A

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Q. The central part of a tree is called ?

  • (A) heart wood
  • (B) pith
  • (C) sap wood
  • (D) cambium lay

A

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Q. Excess of silica in the clay ?

  • (A) makes the brick brittle and weak
  • (B) makes the brick crack and wrap on drying
  • (C) changes the colour of the brick from red to yellow
  • (D) improves impermeability and durability of the brick

A

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Q. The base in a paint is added to ?

  • (A) improve the quality of paint
  • (B) make smooth surface
  • (C) hide the surface to be painted
  • (D) all of these

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