logo

CuriousTab

CuriousTab

Discussion


Home Chemical Engineering Petroleum Refinery Engineering Comments

  • Question
  • Naphthenic acid is a/an __________ compound.


  • Options
  • A. sulphur
  • B. nitrogen
  • C. oxygen
  • D. none of these

  • Correct Answer
  • oxygen 


  • Petroleum Refinery Engineering problems


    Search Results


    • 1. Flash point of an oil is determined by the

    • Options
    • A. Pensky Martens apparatus.
    • B. Ramsbottom apparatus.
    • C. Saybolt viscometer.
    • D. Conradson apparatus.
    • Discuss
    • 2. Feedstock for the production of biodiesel is

    • Options
    • A. herbal plants
    • B. used vegetable oils
    • C. LSHS
    • D. bagasse
    • Discuss
    • 3. Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the

    • Options
    • A. elimination of solvent drying facility.
    • B. higher nitration temperature.
    • C. lower solvent dilution ratio.
    • D. all (a), (b) & (c).
    • Discuss
    • 4. In classification, particles are said to be equal settling, if they have the same terminal velocities in the

    • Options
    • A. different fluids
    • B. same fluid
    • C. same field of force
    • D. both (b) and (c)
    • Discuss
    • 5. Pick out the correct statement.

    • Options
    • A. The capacity and the effectiveness of a screen are the same.
    • B. The capacity and the effectiveness of screen are opposing factors.
    • C. The screening surface of a 'reel' (a revolving screen used in flour mills) is made of silk bolting cloth supported by wire mesh.
    • D. both (b) and (c).
    • Discuss
    • 6. Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature.

    • Options
    • A. more than
    • B. less than
    • C. same as
    • D. either more or less; depends on the room temperature
    • Discuss
    • 7. Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.

    • Options
    • A. 50
    • B. 70
    • C. 90
    • D. 140
    • Discuss
    • 8. The most widely used crude topping column in refineries is the __________ column.

    • Options
    • A. bubble-cap
    • B. packed bed
    • C. fluidised bed
    • D. perforated plate
    • Discuss
    • 9. Crude oil is transported inland from oil field to refineries, mainly by the

    • Options
    • A. road tankers
    • B. rail tankers
    • C. underground pipelines
    • D. none of these
    • Discuss
    • 10. Catalyst used in catalytic polymerisation which produces polymer gasoline is

    • Options
    • A. H2SO4
    • B. H3PO4
    • C. both (a) and (b)
    • D. AlCl3
    • Discuss


    Comments

    There are no comments.

Enter a new Comment