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Chemical Engineering :: Petroleum Refinery Engineering

Petroleum Refinery Engineering - Section 1
Petroleum Refinery Engineering - Section 2
Petroleum Refinery Engineering - Section 3
Petroleum Refinery Engineering - Section 4
Petroleum Refinery Engineering - Section 5
Petroleum Refinery Engineering - Section 6
Petroleum Refinery Engineering - Section 7

  1. Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'.

    2. A.
    1
    B.
    5
    C.
    15
    D.
    25

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  2. Reid vapour pressure of gasoline is the measure of its

    3. A.
    pour point
    B.
    cloud point
    C.
    vapour locking tendency
    D.
    carbon residue

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  3. Pick out the correct statement about catalytic polymerisation.

    4. A.
    H2SO4 polymerisation process gives gasoline rich in unsaturates.
    B.
    In H2SO4 polymerisation, H3PO4 is always used with 2% steam to prevent meta & ortho H3PO4 formation, which are inactive.
    C.
    both (a) and (b)
    D.
    neither (a) nor (b)

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  4. High aniline point of diesel indicates that, it

    5. A.
    is highly aromatic.
    B.
    has a large ignition delay.
    C.
    is highly paraffinic.
    D.
    has a low diesel index.

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  5. Boiling range of motor gasoline is an indication of the

    6. A.
    case of starting
    B.
    rate of acceleration
    C.
    vapour locking tendency
    D.
    all (a), (b) and (c)

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  6. Performance number of a liquid fuel is related to its

    7. A.
    wax content
    B.
    spontaneous ignition temperature
    C.
    knocking tendency
    D.
    sulphur content

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  7. Naphtha yield in straight run distillation of crude oil may be about __________ percent.

    8. A.
    2
    B.
    6
    C.
    12
    D.
    18

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  8. Mercapsol and Unisol processes are meant for the

    9. A.
    dearomatisation of kerosene
    B.
    removal of mercaptans
    C.
    dewaxing
    D.
    decoloration

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  9. Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is

    10. A.
    propane.
    B.
    diethylene glycol.
    C.
    aqueous solution (10% water) of diethylene glycol.
    D.
    methyl ethyl ketone (MEK).

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  10. Which of the following is the most suitable feed for platforming process (reforming) ?

    11. A.
    Olefinic hydrocarbon
    B.
    Naphtha
    C.
    Fuel oil
    D.
    Atmospheric residue

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