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  • Question

  • Which of the following is not an important property of fuel oil/furnace oil?


  • Options
  • A. Sulphur content
  • B. Viscosity
  • C. Aniline point
  • D. Flash point

  • Correct Answer
  • Aniline point 

    • Petroleum Refinery Engineering problems

    Search Results

    • 1. A fuel oil consists of 4 fractions A, B, C and D. Their molar compositions and vapour pressures are given below :

      The vapour pressure of the fuel oil will be __________ mm Hg.

    • Options
    • A. 736
    • B. 727.5
    • C. 512
    • D. 767.8
      • Discuss
    • 2. Which of the following is a non-regenerative fixed bed catalytic reforming process?

    • Options
    • A. Hydroforming
    • B. Thermofer catalytic reforming
    • C. Platforming
    • D. Hyperforming
      • Discuss
    • 3. Maximum viscosity of tar/PCM/fuel oil for easy and efficient atomisation in conventional burner is __________ centistokes (or 100 Redwood I seconds).

    • Options
    • A. 5
    • B. 25
    • C. 50
    • D. 100
      • Discuss
    • 4. Extractor temperature is maintained at -20°C in Edeleanu process to reduce the __________ of kerosene.

    • Options
    • A. smoke point
    • B. paraffins
    • C. aromatics
    • D. naphthenes
      • Discuss
    • 5. Which of the following has the minimum °API gravity of all?

    • Options
    • A. Diesel
    • B. Kerosene
    • C. Petrol
    • D. Furnace oil
      • Discuss
    • 6. Cracking is

    • Options
    • A. an exothermic reaction.
    • B. an endothermic reaction.
    • C. favoured at very low temperature.
    • D. none of these.
      • Discuss
    • 7. Feed for reforming is generally

    • Options
    • A. naphtha or straight run gasoline.
    • B. reduced crude.
    • C. vacuum gas oil.
    • D. atmospheric gas oil.
      • Discuss
    • 8. Waxes present in petroleum products

    • Options
    • A. can be separated out by distillation.
    • B. are not soluble in them.
    • C. crystallise out at low temperature.
    • D. decrease their viscosity.
      • Discuss
    • 9. Paraffins are desirable in lubricating oil, as it has got high

    • Options
    • A. viscosity
    • B. viscosity index
    • C. smoke point
    • D. pour point
      • Discuss
    • 10. With increase in the molecular weight of aromatic present in kerosene, its smoking tendency

    • Options
    • A. increases
    • B. decreases
    • C. remains same
    • D. is unpredictable
      • Discuss

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