Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Remove wax Precipitate wax Depress its pour point Dissolve wax Remove wax Precipitate wax Depress its pour point Dissolve wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C. 2 -40 55 30 2 -40 55 30 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene? Alkylation Hydrocracking Reforming Pyrolysis Alkylation Hydrocracking Reforming Pyrolysis ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum Constitutes mainly of olefins Is optically active Does not contain asphalt Does not contain aromatics Constitutes mainly of olefins Is optically active Does not contain asphalt Does not contain aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Visbreaking Is carried out at atmospheric pressure Produces fuel oil of lower viscosity Produces gasoline only Uses natural gas as feed Is carried out at atmospheric pressure Produces fuel oil of lower viscosity Produces gasoline only Uses natural gas as feed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to None of these Improve its oxidation stability Increase its smoke point Decrease the breathing loss None of these Improve its oxidation stability Increase its smoke point Decrease the breathing loss ANSWER DOWNLOAD EXAMIANS APP
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