Civil Engineering MCQ’s on Building Materials

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Civil engineering MCQ on Building Materials

Civil engineering MCQs on building materials with explanation | Basic civil engineering interview questions which were asked in various construction companies and government PWD, GATE, PSU civil engineering jobs interviews. Also get these civil engineering interview questions and answers pdf for free.

21. Pick up the correct statement from the following:

  1. In stone arches, the stones are placed with their natural beds radial

  2. In cornices, the stones are placed with their natural beds as vertical

  3. In stone walls, the stones are placed with their natural beds as horizontal

  4. All the above

4. All the above

22. Fibre glass

  1. Retains heat-longer

  2. Has a higher strength to weight ratio

  3. Is shock proof and fire retardant

  4. All the above

4. All the above

23. Sewer pipes are made of

  1. Earthen ware

  2. Stone ware

  3. Refractory clay

  4. Terracotta

2. Stone ware

24. Good quality stones must

  1. Be durable

  2. Be free from clay

  3. Resist action of acids

  4. All the above

4. All the above

25. Polymerization helps to improve the property of

  1. Strength

  2. Rigidity

  3. Elasticity

  4. All of these

4.  All the above

26. For preparing porcelains, the clay should be

  1. Sufficiently pure

  2. Of high degree of tenacity

  3. Of good plasticity

  4. All the above

4. All the above

27. Galvanising means covering iron with a thin coat of

  1. Tin

  2. Zinc

  3. Glaze

  4. Coal tar

2. Zinc

28. The rocks formed by gradual deposition, are called

  1. Sedimentary rocks

  2. Igneous rocks

  3. Metamorphic rocks

  4. None of these

1. Sedimentary rocks

29. Gniess is obtained from

  1. Argillaceous rocks

  2. Siliceous rocks

  3. Calcareous rocks

  4. Sedimentary metamorphic rocks

4. Sedimentary metamorphic rocks

30. Asbestos cement

  1. Is brittle

  2. Warps due to changes in humidity

  3. Strength is lowered when saturated by water

  4. All the above

4. All the above

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