logo

CuriousTab

CuriousTab

Discussion


Home Chemical Engineering Petroleum Refinery Engineering Comments

  • Question
  • Visbreaking process is used mainly for making


  • Options
  • A. high cetane diesel
  • B. high octane gasoline
  • C. fuel oil
  • D. smoke free kerosene

  • Correct Answer
  • fuel oil 


  • Petroleum Refinery Engineering problems


    Search Results


    • 1. Diesel used in naval applications has a minimum cetane number of

    • Options
    • A. 25
    • B. 35
    • C. 45
    • D. 65
    • Discuss
    • 2. Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about

    • Options
    • A. 0.1
    • B. 1
    • C. 2.5
    • D. 3.5
    • Discuss
    • 3. In petroleum refining, the process used for conversion of hydrocarbons to aromatics is

    • Options
    • A. catalytic cracking
    • B. catalytic reforming
    • C. hydrotreating
    • D. alkylation
    • Discuss
    • 4. The colour of gasoline is an indication of its

    • Options
    • A. octane number.
    • B. lead susceptibility.
    • C. gum forming tendency & thoroughness of refining.
    • D. none of these.
    • Discuss
    • 5. Flash point of motor gasoline may be around __________ °C.

    • Options
    • A. 10
    • B. 45
    • C. 100
    • D. 150
    • Discuss
    • 6. Octane number of gasoline is a measure of its

    • Options
    • A. resistance to knock.
    • B. ignition delay.
    • C. ignition temperature.
    • D. smoke point.
    • Discuss
    • 7. Mercaptans are

    • Options
    • A. low boiling sulphur compounds.
    • B. added in LPG cylinders to detect gas leakage by its smell.
    • C. undesirable in petrol, as they reduce its octane number.
    • D. all (a), (b) and (c)
    • Discuss
    • 8. Casing head gasoline is the liquid

    • Options
    • A. butane.
    • B. propane.
    • C. natural gas.
    • D. gasoline separated from wet natural gas by compression.
    • Discuss
    • 9. Cetane number of diesel used in trucks may be about

    • Options
    • A. 50
    • B. 14
    • C. 35
    • D. 85
    • Discuss
    • 10. Pour point and freezing point is equal for

    • Options
    • A. petrol
    • B. diesel
    • C. water
    • D. crude petroleum
    • Discuss


    Comments

    There are no comments.

Enter a new Comment