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- Question
Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.
Options- A. 50
- B. 70
- C. 90
- D. 140
- Correct Answer
- 90
- 1. 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
- 2. Naphthenic acid is a/an __________ compound.
Options- A. sulphur
- B. nitrogen
- C. oxygen
- D. none of these Discuss
- 3. Flash point of an oil is determined by the
Options- A. Pensky Martens apparatus.
- B. Ramsbottom apparatus.
- C. Saybolt viscometer.
- D. Conradson apparatus. Discuss
- 4. Feedstock for the production of biodiesel is
Options- A. herbal plants
- B. used vegetable oils
- C. LSHS
- D. bagasse Discuss
- 5. 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
- 6. 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
- 7. 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
- 8. Catalyst used in catalytic polymerisation which produces polymer gasoline is
Options- A. H2SO4
- B. H3PO4
- C. both (a) and (b)
- D. AlCl3 Discuss
- 9. Petrolatum is
Options- A. same as petroleum ether.
- B. petroleum coke.
- C. a mixture of microcrystalline wax in viscous hydrocarbon liquids.
- D. none of these. Discuss
- 10. Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to
Options- A. increase its smoke point.
- B. improve its oxidation stability.
- C. decrease the breathing loss.
- D. none of these. Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: same as
Correct Answer: oxygen
Correct Answer: Pensky Martens apparatus.
Correct Answer: used vegetable oils
Correct Answer: all (a), (b) & (c).
Correct Answer: bubble-cap
Correct Answer: underground pipelines
Correct Answer: both (a) and (b)
Correct Answer: a mixture of microcrystalline wax in viscous hydrocarbon liquids.
Correct Answer: improve its oxidation stability.
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