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Chemical Engineering :: Petroleum Refinery Engineering

  1. Which of the following has the highest gum forming tendency in gosoline ?

  2. A.
    Paraffins
    B.
    Diolefins
    C.
    Aromatics
    D.
    Naphthenes

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  3. Higher viscosity of lubricating oil usually signifies

  4. A.
    lower Reid vapour pressure.
    B.
    higher acid number.
    C.
    higher flash point and fire point.
    D.
    lower flash point and fire point.

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  5. Aniline point test of an oil qualitatively indicates the __________ content of an oil.

  6. A.
    paraffin
    B.
    olefin
    C.
    aromatic
    D.
    naphthene

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  7. Which of the following processes in oil refinery does not employ 'cracking' ?

  8. A.
    Coking
    B.
    Visbreaking
    C.
    Pyrolysis
    D.
    None of these

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  9. Bottom product of atmospheric pressure crude oil distillation column is termed as

  10. A.
    reduced crude
    B.
    heavy ends
    C.
    asphalt
    D.
    residuum

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  11. Which of the following is used as a solvent in deasphalting of petroleum products ?

  12. A.
    Furfural
    B.
    Propane
    C.
    Methyl ethyl ketone
    D.
    Liquid sulphur dioxide

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  13. Penetration test determines the __________ of the grease.

  14. A.
    stiffness
    B.
    lubricating properties (e.g. oilness)
    C.
    service temperature
    D.
    variation in viscosity with temperature

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  15. The reservoir rock containing petroleum has

  16. A.
    low porosity
    B.
    high permeability
    C.
    high porosity
    D.
    both (b) and (c)

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  17. Fuel oil is subjected to visbreaking to reduce its

  18. A.
    pour point
    B.
    viscosity
    C.
    pressure drop on pumping
    D.
    all (a), (b) and (c)

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  19. Which is the most desirable component of a good quality kerosene ?

  20. A.
    i-paraffins
    B.
    Aromatics
    C.
    n-paraffins
    D.
    Naphthenes

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