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  • Question
  • In the cement the compound quickest to react with water, is


  • Options
  • A. Tricalcium aluminate
  • B. Tetra-calcium alumino-ferrite
  • C. Tricalcium silicate
  • D. Dicalcium silicate.

  • Correct Answer
  • Tricalcium aluminate 


  • Building Materials problems


    Search Results


    • 1. Sand stone is

    • Options
    • A. sedimentary rock
    • B. metamorphic rock
    • C. igneous rock
    • D. volcanic rock.
    • Discuss
    • 2. For filling cracks in masonry structures, the type of bitumen used, is

    • Options
    • A. cut-back bitumen
    • B. bitumen-emulsion
    • C. blown bitumen
    • D. plastic bitumen.
    • Discuss
    • 3. Plastic

    • Options
    • A. is an organic substance
    • B. consists of natural or synthetic binders
    • C. finished products are rigid and stable at normal temperature
    • D. is capable of flow when necessary heat and pressure are applied
    • E. All the above.
    • Discuss
    • 4. Bitumen in

    • Options
    • A. solid state, is called asphalt
    • B. semi fluid state, is called mineral tar
    • C. fluid state, is called petroleum
    • D. all the above.
    • Discuss
    • 5. If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called

    • Options
    • A. Bessemer pig
    • B. Grey or foundry pig
    • C. White or forge pig
    • D. Mottled pig.
    • Discuss
    • 6. Lacquer paints

    • Options
    • A. are generally applied on structural steel
    • B. are less durable as compared to enamel paints
    • C. consist of resin and nitro-cellulose
    • D. contain alcohol as thinner
    • E. all the above.
    • Discuss
    • 7. The commonly used colour pigment in paints, is

    • Options
    • A. ambers
    • B. carbon black
    • C. iron oxide
    • D. lamp black
    • E. all the above.
    • Discuss
    • 8. For preparing porcelains, the clay should be

    • Options
    • A. sufficiently pure
    • B. of high degree of tanacity
    • C. of good plasticity
    • D. All the above.
    • Discuss
    • 9. The rocks formed by gradual deposition, are called

    • Options
    • A. sedimentary rocks
    • B. igneous rocks
    • C. metamorphic rocks
    • D. none of these.
    • Discuss
    • 10. Galvanising means covering iron with a thin coat of

    • Options
    • A. tin
    • B. zinc
    • C. glaze
    • D. coal tar.
    • Discuss


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