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Petroleum Refinery Engineering
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Question
Petroleum coke is commercially produced by the __________ process.
Options
A. hydrocracking
B. visbreaking
C. fluid catalytic cracking
D. delayed coking
Correct Answer
delayed coking
Petroleum Refinery Engineering problems
Search Results
1. Both asphalt and wax are produced by __________ base crude oils.
Options
A. naphthenic
B. asphalt
C. paraffin
D. mixed
Show Answer
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Discuss
Correct Answer: mixed
2. Name the endothermic reaction out of the following:
Options
A. Catalytic cracking.
B. Hydrocracking.
C. Dehydrogeneration of naphthene to produce aromatic.
D. Catalytic polymerisation.
Show Answer
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Discuss
Correct Answer: Dehydrogeneration of naphthene to produce aromatic.
3. Mercapsol and Unisol processes are meant for the
Options
A. dearomatisation of kerosene
B. removal of mercaptans
C. dewaxing
D. decoloration
Show Answer
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Correct Answer: removal of mercaptans
4. Solvent used in Edeleanu process is
Options
A. furfural
B. propane
C. liquid SO
2
D. phenol
Show Answer
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Discuss
Correct Answer: liquid SO
2
5. In solutizer sweetening process, solutizer solution used is
Options
A. methanol in Unisol process.
B. naphthenic acid in Mercapsol process.
C. both (a) and (b).
D. neither (a) nor (b).
Show Answer
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Discuss
Correct Answer: both (a) and (b).
6. High aniline point of diesel indicates that, it
Options
A. is highly aromatic.
B. has a large ignition delay.
C. is highly paraffinic.
D. has a low diesel index.
Show Answer
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Discuss
Correct Answer: is highly paraffinic.
7. Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene?
Options
A. Reforming
B. Pyrolysis
C. Alkylation
D. Hydrocracking
Show Answer
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Discuss
Correct Answer: Reforming
8. Catalyst used in the isomerisation is
Options
A. aluminium chloride
B. alumina
C. nickel
D. phosphoric acid
Show Answer
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Discuss
Correct Answer: aluminium chloride
9. Petroleum coke is used mainly .in the
Options
A. discoloration of yellow glycerine.
B. sugar refining.
C. manufacture of carbon electrode.
D. blast furnace for reduction of iron ore.
Show Answer
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Correct Answer: manufacture of carbon electrode.
10. Pick out the correct statement.
Options
A. Paraffins have higher octane number than corresponding iso-paraffin.
B. Paraffins have lower smoke point than aromatics.
C. Suitability of kerosene as a fuel & as an illuminant may be determined by char value test.
D. Aviation fuel should have very high cloud point.
Show Answer
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Discuss
Correct Answer: Paraffins have lower smoke point than aromatics.
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