Petroleum Refinery Engineering Phenols are added in gasoline to Increase its pour point Reduce its viscosity Improve the octane number Act as an antioxidant Increase its pour point Reduce its viscosity Improve the octane number Act as an antioxidant ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Mercaptans Paraffins Naphthenic acid Aromatics Mercaptans Paraffins Naphthenic acid Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the Lower solvent dilution ratio Elimination of solvent drying facility All of these Higher nitration temperature Lower solvent dilution ratio Elimination of solvent drying facility All of these Higher nitration temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of reformed gasoline may be upto 70 60 80 90 70 60 80 90 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Visbreaking process is used mainly for making High octane gasoline High cetane diesel Fuel oil Smoke free kerosene High octane gasoline High cetane diesel Fuel oil Smoke free kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with Ethane Methyl alcohol Ethyl alcohol Methane Ethane Methyl alcohol Ethyl alcohol Methane ANSWER DOWNLOAD EXAMIANS APP
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