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Chemical Engineering - Petroleum Refinery Engineering

Exercise : Petroleum Refinery Engineering - Section 1
1.
Diesel used in naval applications has a minimum cetane number of
25
35
45
65
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Which of the following tests is not done for transformer oil ?
Flash point and acid value.
Aniline point.
Dielectric strength.
Copper strip corrosion test.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Which is the most undesirable component in kerosene ?
Aromatics
i-paraffins
n-paraffins
Naphthenes
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Pick out the wrong statement about the smoking tendency of various hydrocarbon constituents of kerosene.
Smoking tendency of hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics.
Smoking tendency of paraffins increases with decrease in its molecular weight.
Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond.
Smoking tendency of aromatics decreases with increase in its molecular weight.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Solvent used in duo-sol extraction for lube oil upgradation is a mixture of
propane & phenol-cresol mixture.
methyl ethyl ketone & glycol.
phenol & furfural.
propane & liquid sulphur dioxide.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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