Petroleum Refinery Engineering Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm² is maintained during cracking mainly to Increase the yield of light distillates Suppress coke formation Reduce gum content in gasoline Enhance the octane number of gasoline Increase the yield of light distillates Suppress coke formation Reduce gum content in gasoline Enhance the octane number of gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is pumped by a __________ pump. Centrifugal Gear Reciprocating Screw Centrifugal Gear Reciprocating Screw ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of an oil gives an idea of the Amount of low boiling fraction present All of these Explosion hazards Nature of boiling point diagram of the system Amount of low boiling fraction present All of these Explosion hazards Nature of boiling point diagram of the system ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the endothermic reaction out of the following: Catalytic cracking Hydrocracking Catalytic polymerisation Dehydrogeneration of naphthene to produce aromatic Catalytic cracking Hydrocracking Catalytic polymerisation Dehydrogeneration of naphthene to produce aromatic ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is used as a solvent in deasphalting of petroleum products? Propane Furfural Methyl ethyl ketone Liquid sulphur dioxide Propane Furfural Methyl ethyl ketone Liquid sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Clay treatment of petroleum products Desulphurise straight run gasoline & kerosene Adsorb arsenic from feedstock to catalytic reforming Decolorises & stabilises cracked gasoline All of these Desulphurise straight run gasoline & kerosene Adsorb arsenic from feedstock to catalytic reforming Decolorises & stabilises cracked gasoline All of these ANSWER DOWNLOAD EXAMIANS APP
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