Discussion
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- Question
Which of the following is used as a catalyst in fluidised bed catalytic cracking?
Options- A. Silica-magnesia
- B. Silica-alumina
- C. Bentonite clays
- D. All (a), (b) and (c)
- Correct Answer
- All (a), (b) and (c)
- 1. Solvent used in duo-sol extraction for lube oil upgradation is a mixture of
Options- A. propane & phenol-cresol mixture.
- B. methyl ethyl ketone & glycol.
- C. phenol & furfural.
- D. propane & liquid sulphur dioxide. Discuss
- 2. Which of the following tests is not done for transformer oil?
Options- A. Flash point and acid value.
- B. Aniline point.
- C. Dielectric strength.
- D. Copper strip corrosion test. Discuss
- 3. In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones.
Options- A. sulphur increases
- B. sulphur decreases
- C. nitrogen decreases
- D. none of these Discuss
- 4. __________ determination is not a very significant and important test for gasoline.
Options- A. Gum & sulphur content
- B. Viscosity
- C. Octane number
- D. Reid vapor pressure Discuss
- 5. Diesel index.(an alternative index for expressing the quality of diesel) is
Options- A. determined by using a test engine.
- B. not related to aniline point.
- C. equal to cetane number plus 3.
- D. all (a), (b) & (c). Discuss
- 6. Which of the following constituents present in petroleum is responsible for ash formation?
Options- A. Nitrogen compounds
- B. Organometallic compounds
- C. Sulphur compounds
- D. Oxygen compounds Discuss
- 7. Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses __________ as catalyst.
Options- A. bauxite
- B. fuller's earth
- C. activated clay
- D. all (a), (b) & (c) Discuss
- 8. Smoke point of a test sample of kerosene is found to be 15 mm. On removal of __________ from it, the smoke point rises to 25 mm.
Options- A. n-paraffins
- B. olefins
- C. aromatics
- D. none of these Discuss
- 9. The main use of heavy gas oil produced by the vacuum distillation unit is as a
Options- A. blending component for kerosene.
- B. blending component for petrol.
- C. feedstock for fluid catalytic cracking unit.
- D. none of these. Discuss
- 10. Solvent used in the deasphalting process is
Options- A. furfurol
- B. phenol
- C. propane
- D. hexane Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: propane & phenol-cresol mixture.
Correct Answer: Aniline point.
Correct Answer: sulphur increases
Correct Answer: Viscosity
Correct Answer: equal to cetane number plus 3.
Correct Answer: Sulphur compounds
Correct Answer: all (a), (b) & (c)
Correct Answer: aromatics
Correct Answer: feedstock for fluid catalytic cracking unit.
Correct Answer: propane
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