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  • Question
  • Pick up the correct statement from the following:


  • Options
  • A. Lime is available in free state
  • B. Lime is available by dissolving calcium carbonate in water
  • C. Lime is available by calcining calcium carbonate at 900°C
  • D. Lime is nothing but calcium chloride
  • E. None of these.

  • Correct Answer
  • Lime is available by calcining calcium carbonate at 900°C 


  • Building Materials problems


    Search Results


    • 1. The most important constituent of varnish, is

    • Options
    • A. drier
    • B. solvent
    • C. resin
    • D. all the above.
    • Discuss
    • 2. Distemper is

    • Options
    • A. a paint consisting of powdered chalk, pigments, and water
    • B. a water proofing agent
    • C. a paint consisting of coloured cement and water
    • D. a drying agent.
    • Discuss
    • 3. Pick up the correct statement from the following:

    • Options
    • A. Acid test is done to find out the weathering quality of stones
    • B. Attrition test is done to find out the rate of wear of stones which are used in road construction
    • C. Crushing test is done to find out the compressive strength of the stone
    • D. Impact test is done to determine toughness of a stone
    • E. All the above.
    • Discuss
    • 4. The base material for distemper, is

    • Options
    • A. chalk
    • B. lime
    • C. lime putty
    • D. cement wash.
    • Discuss
    • 5. When a brick is immersed in water for 24 hours and then dried, if

    • Options
    • A. no grey or white deposits appear on the surface, the brick is free from soluble salts
    • B. 10 per cent surface is covered with grey or white deposits, the brick has slight efflorescence
    • C. 50 per cent surface is covered with grey or white deposits, the brick has serious efflorescence
    • D. All the above.
    • Discuss
    • 6. Oil varnish generally consists of

    • Options
    • A. synthetic resin and spirit
    • B. oil, wax and resin
    • C. resin, oil and turpentine
    • D. spirit, oil and wax.
    • Discuss
    • 7. The specific gravity of marble, is

    • Options
    • A. 2.50
    • B. 2.60
    • C. 2.66
    • D. 2.72
    • E. 3.00.
    • Discuss
    • 8. The curved swellings from the growth of layers or wounds left after branches are cut off in an irregular manner, are known as

    • Options
    • A. knots
    • B. rindgalls
    • C. burls
    • D. none of these.
    • Discuss
    • 9. Pick up the correct statement from the following:

    • Options
    • A. Horn blende mineral is brittle
    • B. Muscovite is also known as white mica and potashmica
    • C. Biotite is also known as blackmica
    • D. All the above.
    • Discuss
    • 10. The compound of Portland cement which reacts immediately with water and also sets first is

    • Options
    • A. Tri-calcium silicate
    • B. Di-calcium silicate
    • C. Tri-calcium aluminate
    • D. Tetra calcium alumino ferrite.
    • Discuss


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