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Petroleum Refinery Engineering MCQs | Page - 1

Dear candidates you will find MCQ questions of Petroleum Refinery Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

Q. 1) Aniline point test of an oil qualitatively indicates the __________ content of an oil.

(A) Paraffin
(B) Olefin
(C) Aromatic
(D) Naphthene
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Q. 2) 1 centistoke is equal to __________ Redwood I seconds.

(A) 1
(B) 4.08
(C) 0.408
(D) 40.8
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Q. 3) The main aim of cracking is to produce

(A) Gasoline
(B) Lube oil
(C) Petrolatum
(D) Coke
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Q. 4) The characterisation factor of a crude oil is calculated as 12.5. It means that; it is

(A) Paraffinic
(B) Naphthenic
(C) Intermediate
(D) None of these
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Q. 5) Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners?

(A) PCM
(B) Tar
(C) Light diesel oil
(D) Low viscosity furnace oil
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Q. 6) Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has

(A) High pour point and low smoke point
(B) Low viscosity index
(C) High self-ingnition temperature
(D) All of the above
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Q. 7) Which of the following is desirable in petrol (gasoline) but undesirable in kerosene?

(A) Paraffins
(B) Aromatics
(C) Mercaptans
(D) Naphthenic acid
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Q. 8) Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel).

(A) 0.03
(B) 3
(C) 35
(D) 70
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Q. 9) Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning ti in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ___________________ mg/kg of kerosene.

(A) 1
(B) 20
(C) 100
(D) 500
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Q. 10) Gasoline yield in catalytic reforming of naphtha may be about _______________ percent by weight.

(A) 50
(B) 65
(C) 85
(D) 98
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