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Petroleum Refinery Engineering MCQs | Page - 8

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.

R

Ram Sharma • 178.09K Points
Coach

Q. 71) Both asphalt and wax are produced by __________ base crude oils.

(A) Naphthenic
(B) Asphalt
(C) Paraffin
(D) Mixed
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Ram Sharma • 178.09K Points
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Q. 72) Paraffins are desirable in lubricating oil, as it has got high

(A) Viscosity
(B) Viscosity index
(C) Smoke point
(D) Pour point
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Ram Sharma • 178.09K Points
Coach

Q. 73) Extractor temperature is maintained at -20°C in Edeleanu process to reduce the __________ of kerosene. 

(A) Smoke point
(B) Paraffins
(C) Aromatics
(D) Naphthenes
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Ram Sharma • 178.09K Points
Coach

Q. 74) Petroleum coke is commercially produced by the __________ process.

(A) Hydrocracking
(B) Visbreaking
(C) Fluid catalytic cracking
(D) Delayed coking
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Ram Sharma • 178.09K Points
Coach

Q. 75) Road grade bitumen is produced from vacuum residue by its

(A) Aeration
(B) Pyrolysis
(C) Steam reforming
(D) Hydrogenation
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Ram Sharma • 178.09K Points
Coach

Q. 76) Visbreaking process is used mainly for making

(A) High cetane diesel
(B) High octane gasoline
(C) Fuel oil
(D) Smoke free kerosene
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Ram Sharma • 178.09K Points
Coach

Q. 77) Research octane number refers to the

(A) Unleaded motor fuels
(B) High octane number aviation fuels
(C) High octane number motor fuels
(D) Low octane number motor fuels
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Ram Sharma • 178.09K Points
Coach

Q. 78) Choose the correct statement.

(A) Octane number of i-octane is zero
(B) Octane number of paraffins increases with increasing number of carbon atoms
(C) Branched chain paraffins have higher octane number than straight chain paraffins with same number of carbon atoms
(D) The aromatics have lower octane number than naphthenes with same number of carbon atoms
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Ram Sharma • 178.09K Points
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Q. 79) Choose the correct statement.

(A) Coking tendency increases with increasing molecular weight
(B) Coking tendency decreases with increasing molecular weight
(C) Higher pressure enhances coke formation
(D) Coking is an exothermic reaction
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Ram Sharma • 178.09K Points
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Q. 80) The amount of tetraethyl lead added to improve the octane number of motor gasoline is around __________ c.c per gallon of petrol.

(A) 3
(B) 300
(C) 1000
(D) 3000
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