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Chemical Engineering :: Petroleum Refinery Engineering

  1. Octane number (unleaded) of reformed gasoline may be upto

  2. A.
    60
    B.
    70
    C.
    80
    D.
    90

  3. Aniline point is a property of the

  4. A.
    diesel
    B.
    LPG
    C.
    naphtha
    D.
    gasoline

  5. Waxes present in petroleum products

  6. A.
    can be separated out by distillation.
    B.
    are not soluble in them.
    C.
    crystallise out at low temperature.
    D.
    decrease their viscosity.

  7. Which of the following has the lowest cetane number ?

  8. A.
    Aromatics
    B.
    i-paraffins
    C.
    Naphthene
    D.
    Olefins
    E.
    n-paraffins

  9. Ethyl mercaptan is a/an __________ compound.

  10. A.
    sulphur
    B.
    nitrogen
    C.
    oxygen
    D.
    none of these

  11. Which of the following is a non-regenerative fixed bed catalytic reforming process ?

  12. A.
    Hydroforming
    B.
    Thermofer catalytic reforming
    C.
    Platforming
    D.
    Hyperforming

  13. Aniline point of high speed diesel may be about __________ °C.

  14. A.
    35
    B.
    70
    C.
    105
    D.
    150

  15. Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners ?

  16. A.
    PCM
    B.
    Tar
    C.
    Light diesel oil
    D.
    Low viscosity furnace oil

  17. A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent.

  18. A.
    4
    B.
    10
    C.
    18
    D.
    26

  19. The vacuum maintained in vacuum distillation unit for reduced crude is about __________ mmHg.

  20. A.
    1.2
    B.
    12
    C.
    120
    D.
    700