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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. High speed steel tools retain their hardness upto a temperature of __________ °C.

    2. A.
    500
    B.
    750
    C.
    900
    D.
    1100

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  2. Dry chlorine can be handled in a vessel made of

    3. A.
    iron or steel
    B.
    PVC (c) nickel
    C.
    brass

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  3. Brine solution is stored/treated in __________ lined vessels/pipes.

    4. A.
    rubber
    B.
    lead
    C.
    glass
    D.
    nickel

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  4. Steel balls for ball bearings are generally made of __________ steel.

    5. A.
    cast
    B.
    stainless
    C.
    free carbon
    D.
    carbon chrome

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  5. Beehive coke ovens are made of __________ bricks.

    6. A.
    silica
    B.
    fireclay
    C.
    silicon carbide
    D.
    corundum

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  6. Muntz metal is a/an alloys of

    7. A.
    magnesium & tin
    B.
    ferrous material
    C.
    lead & tin
    D.
    copper & zinc

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  7. Rotary kilns in cement industry are lined with____bricks.

    8. A.
    fireclay
    B.
    silica
    C.
    lead
    D.
    high alumina & high magnesia

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  8. Steel will respond to hardening by heat treatment processes, only when the minimum carbon content in it is __________ percent.

    9. A.
    0.02
    B.
    0.2
    C.
    0.35
    D.
    0.5

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  9. Which of the following will have the highest melting point ?

    10. A.
    Pig iron
    B.
    Mild steel
    C.
    Wrought iron
    D.
    High carbon steel

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  10. Galvanising is generally done on

    11. A.
    non-ferrous metals
    B.
    low carbon steel
    C.
    stainless steel
    D.
    cast iron

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