Petroleum Refinery Engineering Which of the following is not a sulphur compound present in petroleum ? Sulphones Pyroles Mercaptans Thiophenes Sulphones Pyroles Mercaptans Thiophenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Dissolve wax Remove wax Precipitate wax Depress its pour point Dissolve wax Remove wax Precipitate wax Depress its pour point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatisation by liquid SO₂ extraction (Edeleanu process), its smoke point may become __________ mm. 5 100 25 10 5 100 25 10 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans are added to liquefied petroleum gas (LPG) to Increase its calorific value Assist in checking its leakage from cylinder Reduce its cost Narrow down its explosion limit Increase its calorific value Assist in checking its leakage from cylinder Reduce its cost Narrow down its explosion limit ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering CnH2n is the general formula for Olefins Naphthenes Neither A nor B Both A & B Olefins Naphthenes Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of diesel used in trucks may be about 35 85 14 50 35 85 14 50 ANSWER DOWNLOAD EXAMIANS APP
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