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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. __________ is used for determining the tensile strength of steels.

    2. A.
    Hydraulic press
    B.
    Universal testing machine
    C.
    Mechanical press
    D.
    none of these

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  2. Mild steel storage vessels are suitable for the storage of

    3. A.
    anhydrous ammonia
    B.
    fatty acids
    C.
    hydrochloric acid (95%)
    D.
    sulphuric acid (25%)

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  3. Mild steel is a/an __________ steel.

    4. A.
    low carbon
    B.
    medium carbon
    C.
    high carbon
    D.
    high alloy

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  4. Hardened steel is softened by

    5. A.
    normalising
    B.
    tempering
    C.
    annealing
    D.
    carburising

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  5. Which of the following is not shipped in mild steel containers ?

    6. A.
    Acetone
    B.
    Ammonia
    C.
    Ethyl alcohol
    D.
    Formic acid

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  6. Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its

    7. A.
    corrosion resistance
    B.
    tensile strength
    C.
    machinability
    D.
    compressive strength

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  7. Maximum consumption of copper is in

    8. A.
    utensil manufacture.
    B.
    electrical industry.
    C.
    industrial equipment manufacture.
    D.
    small scale industries.

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  8. Maximum carbon content in cast iron is __________ percent.

    9. A.
    3.8
    B.
    5.2
    C.
    4.8
    D.
    4.3

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  9. Manganese in steel affects its

    10. A.
    ductility
    B.
    tensile strength
    C.
    hardness
    D.
    none of these

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  10. Lead lined equipments & vessels are suitable for handling

    11. A.
    hydrochloric acid (10%).
    B.
    nitric acid.
    C.
    sulphuric acid upto 60°C.
    D.
    all (a), (b) and (c).

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