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Petroleum Refinery Engineering
Comments
Question
Catalyst used in isomerisation process is
Options
A. H
2
SO
4
B. H
3
PO
4
C. HF
D. AlCl
3
Correct Answer
AlCl
3
Petroleum Refinery Engineering problems
Search Results
1. Most widely used solvent for dewaxing is
Options
A. methyl-ethyl-ketone (MEK)
B. naphtha
C. petroleum ether
D. sodium plumbite
Show Answer
Scratch Pad
Discuss
Correct Answer: methyl-ethyl-ketone (MEK)
2. Aniline point is the temperature at which
Options
A. equal weight of diesel & the aniline are completely miscible.
B. equal weight of aniline & the test sample are completely miscible.
C. equal volume of aniline & the test sample are completely miscible.
D. aniline vaporises.
Show Answer
Scratch Pad
Discuss
Correct Answer: equal volume of aniline & the test sample are completely miscible.
3. Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has
Options
A. high pour point and low smoke point.
B. low viscosity index.
C. high self-ingnition temperature.
D. all (a), (b) and.(c).
Show Answer
Scratch Pad
Discuss
Correct Answer: low viscosity index.
4. Percentage of straight run gasoline in a typical crude oil may be around
Options
A. 6
B. 18
C. 38
D. 52
Show Answer
Scratch Pad
Discuss
Correct Answer: 52
5. Which of the following has maximum hydrogen/carbon ratio (by weight)?
Options
A. Naphtha
B. Gasoline
C. Diesel
D. Fuel oil
Show Answer
Scratch Pad
Discuss
Correct Answer: Gasoline
6. Pyrolysis of kerosene or natural gasoline is done to produce mainly the
Options
A. olefins and aromatics
B. lighter paraffins
C. stabilised gasoline
D. diesel
Show Answer
Scratch Pad
Discuss
Correct Answer: olefins and aromatics
7. Higher vapour pressure of gasoline indicates
Options
A. low flash point
B. high breathing loss
C. both (a) and (b)
D. neither (a) nor (b)
Show Answer
Scratch Pad
Discuss
Correct Answer: neither (a) nor (b)
8. Aromatics have the highes __________ of all the hydrocarbons of same carbon atoms.
Options
A. smoke point
B. octane number
C. cetane number
D. viscosity
Show Answer
Scratch Pad
Discuss
Correct Answer: octane number
9. Catalyst used in alkylation process is
Options
A. sulphuric acid
B. nickel
C. silica gel
D. alumina
Show Answer
Scratch Pad
Discuss
Correct Answer: sulphuric acid
10. Road grade bitumen is produced from vacuum residue by its
Options
A. aeration
B. pyrolysis
C. hydrogenation
D. steam reforming
Show Answer
Scratch Pad
Discuss
Correct Answer: steam reforming
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