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- Question
Absolute vapor pressure of petrofuels is found by Reid bomb which is heated in water bath to 100°F. In Reid apparatus, the ratio of the volume of air chamber to that of the liquid fuel chamber is
Options- A. 1
- B. 2
- C. 3
- D. 4
- Correct Answer
- 4
- 1. Which of the following processes in oil refinery does not employ 'cracking'?
Options- A. Coking
- B. Visbreaking
- C. Pyrolysis
- D. None of these Discuss
- 2. Maximum use of petroleum coke is in
Options- A. adsorption refining operation.
- B. fuel gas manufacture.
- C. carbon electrode manufacture.
- D. iron ore reduction. Discuss
- 3. A petroleum well is called 'dry', if it contains
Options- A. very little oil.
- B. no natural gas.
- C. only natural gas.
- D. all (a), (b) and (c). Discuss
- 4. Mercaptans are added to liquefied petroleum gas (LPG) to
Options- A. reduce its cost.
- B. narrow down its explosion limit.
- C. assist in checking its leakage from cylinder.
- D. increase its calorific value. Discuss
- 5. Penetration test determines the __________ of the grease.
Options- A. stiffness
- B. lubricating properties (e.g. oilness)
- C. service temperature
- D. variation in viscosity with temperature Discuss
- 6. Pick out the wrong statement.
Options- A. Lower boiling paraffins have higher octane number than higher paraffins.
- B. Dehydrogenation of naphthenes to aromatics is a desirable reaction in reforming process.
- C. The most ideal feedstock for thermal reforming is dearomatised kerosene.
- D. Catalyst used in catalytic reforming is platinum on silica-alumina base. Discuss
- 7. Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2 .
Options- A. 1.5
- B. 3
- C. 6
- D. 12 Discuss
- 8. The yield of straight run LPG from crude oil is about __________ weight percent.
Options- A. 20-25
- B. 1-1.5
- C. 10-15
- D. 0.1-0.2 Discuss
- 9. Doctor's solution used for sweetening of petroleum products is
Options- A. sodium plumbite
- B. sodium sulphite
- C. sodium thiosulphate
- D. lead sulphate Discuss
- 10. Which of the following is used as a solvent in deasphalting of petroleum products?
Options- A. Furfural
- B. Propane
- C. Methyl ethyl ketone
- D. Liquid sulphur dioxide Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: None of these
Correct Answer: carbon electrode manufacture.
Correct Answer: only natural gas.
Correct Answer: assist in checking its leakage from cylinder.
Correct Answer: stiffness
Correct Answer: The most ideal feedstock for thermal reforming is dearomatised kerosene.
Correct Answer: 3
Correct Answer: 1-1.5
Correct Answer: sodium plumbite
Correct Answer: Propane
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