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- Question
Flash point of diesel/kerosene (>50°C) is determined by the
Options- A. Abel apparatus
- B. Pensky-Martens apparatus
- C. Saybolt chromometer
- D. none of these
- Correct Answer
- Pensky-Martens apparatus
- 1. 'Solvent naphtha' used mostly as a solvent in paints and perfumery is produced by the __________ of virgin naphtha into small boiling range cuts.
Options- A. steam reforming
- B. distillation
- C. desulphurisation
- D. none of these Discuss
- 2. Quinoline is a/an __________ compound.
Options- A. sulphur
- B. nitrogen
- C. oxygen
- D. none of these Discuss
- 3. Which of the following is a naphthene?
Options- A. Butene
- B. Butadiene
- C. Cyclohexane
- D. Acetylene Discuss
- 4. Smoke point of a good burning kerosene may be around __________ mm.
Options- A. 0-5
- B. 20-25
- C. 60-75
- D. 100-120 Discuss
- 5. Older crude petroleum
Options- A. is light and better.
- B. gives more distillates.
- C. gives less tar.
- D. all (a), (b) and (c). Discuss
- 6. The solvent used in Barisol dewaxing process is
Options- A. hexane
- B. furfural
- C. benzol and ethylene dichloride
- D. methyl ethyl ketone (MEK) Discuss
- 7. With increase in the number of carbon and hydrogen atoms in hydrocarbon molecules, the density of petroleum products
Options- A. decreases
- B. increases
- C. remains same
- D. unpredictable from the data Discuss
- 8. Which of the following has the highest flash point of all?
Options- A. Diesel
- B. Kerosene
- C. Petrol
- D. Furnace oil Discuss
- 9. The order of preference for feedstock to a catalytic reformer is
Options- A. catalytic naphtha - coking naphtha - virgin naphtha.
- B. coking naphtha - virgin naphtha - catalytic naphtha.
- C. virgin naphtha - catalytic naphtha - coking naphtha.
- D. virgin naphtha - coking naphtha - catalytic naphtha. Discuss
- 10. Tetra-ethyl lead is added in gasoline to
Options- A. increase its smoke point.
- B. reduce gum formation.
- C. reduce the pour point.
- D. increase its octane number. Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: distillation
Correct Answer: nitrogen
Correct Answer: Cyclohexane
Correct Answer: 20-25
Correct Answer: gives more distillates.
Correct Answer: benzol and ethylene dichloride
Correct Answer: increases
Correct Answer: Furnace oil
Correct Answer: coking naphtha - virgin naphtha - catalytic naphtha.
Correct Answer: increase its octane number.
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