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Chemical Engineering :: Materials and Construction

Materials and Construction - Section 1
Materials and Construction - Section 2
Materials and Construction - Section 3
Materials and Construction - Section 4
Materials and Construction - Section 5
Materials and Construction - Section 6
Materials and Construction - Section 7
Materials and Construction - Section 8
Materials and Construction - Section 9
Materials and Construction - Section 10
Materials and Construction - Section 11

  1. 18/8 steel is a/an __________ stainless steel.

    2. A.
    austenitic
    B.
    ferritic
    C.
    martensitic
    D.
    none of these

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  2. Cast iron has very high

    3. A.
    compressive strength
    B.
    ductility
    C.
    shock resistance
    D.
    resistance to brittleness

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  3. Liquid ammonia is shipped in __________ containers.

    4. A.
    steel
    B.
    aluminium
    C.
    glass
    D.
    lead lined

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  4. Cermets are __________ materials.

    5. A.
    refractory
    B.
    reinforced
    C.
    abrasive
    D.
    fully metallic

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  5. Cast irons are generally specified by their

    6. A.
    carbon content
    B.
    tensile strength
    C.
    hardness
    D.
    manufacturing proces

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  6. Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese.

    7. A.
    1.5-2
    B.
    3.5-4.5
    C.
    7-9
    D.
    12-14

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  7. White cast iron is not

    8. A.
    malleable
    B.
    whitish in color
    C.
    brittle
    D.
    strong and hard

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  8. Galvanised iron is

    9. A.
    harder
    B.
    protected from rusting
    C.
    alumina coated iron
    D.
    none of these

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  9. German silver used for decorative purposes contains maximum percentage of

    10. A.
    silver
    B.
    copper
    C.
    zinc
    D.
    nickel

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  10. The metals occuring at the lower most position in the electromotive series

    11. A.
    do not resist corrosion.
    B.
    resist corrosion very strongly.
    C.
    are very brittle.
    D.
    are heat insulators.

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