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Civil Engineering :: Building Materials

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Building Materials - Section 8
Building Materials - section-9
  1. Which of the following is a mineral?

    2. A.

     Basalt
    B.

     Granite
    C.

     Quartz
    D.

     Syenite

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  2. Which of the following timbers is suitable for making sports goods?

    3. A.

     Mulberry
    B.

     Mahogany
    C.

     Sal
    D.

     Deodar

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  3. Stones used for the construction of retaining walls must be

    4. A.

     Soft
    B.

     Hard
    C.

     Light
    D.

     Heavy

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  4. Invar contains

    5. A.

     12% of nickel
    B.

     24% of nickel
    C.

     30% of nickel
    D.

     36% of nickel

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  5. Calcination of iron ores is done

    6. A.

     To remove moisture
    B.

     To remove carbonic acid
    C.

     By roasting in heaps
    D.

     All the above

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  6. The size of mould for bricks, is generally kept

    7. A.

     A little large to specified size
    B.

     A little small to specified size
    C.

     Equal to specified size
    D.

     10% larger than specified size

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  7. The foliated structure is very common in

    8. A.

     Sedimentary rocks
    B.

     Igneous rocks
    C.

     Metamorphic rocks
    D.

     None of these

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  8. The rocks formed by gradual deposition, are called

    9. A.

     Sedimentary rocks
    B.

     Igneous rocks
    C.

     Metamorphic rocks
    D.

     None of these

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  9. The specific gravity of marble, is

    10. A.

     2.50
    B.

     2.60
    C.

     2.66
    D.

     2.72

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  10. Jhumb bricks are

    11. A.

     Under burnt
    B.

     Over burnt
    C.

     Kutcha
    D.

     None of these

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