Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because None of these High purity products can be obtained thereby Lighter/low boiling products are prone to thermal decomposition High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose None of these High purity products can be obtained thereby Lighter/low boiling products are prone to thermal decomposition High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In sweetening process, solutizer agent used with caustic alkali is Sodium plumbite Potassium isobutyrate Phenol Methanol Sodium plumbite Potassium isobutyrate Phenol Methanol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes consumes hydrogen? Visbreaking Propane deasphalting Fluid catalytic cracking None of these Visbreaking Propane deasphalting Fluid catalytic cracking None of these 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 Operating condition in the electrical dehydrators for crude oil is about 6.5 kgf/Cm² & 95°C 20 kgf/cm² & 110°C 1 atm. & 110 °C 50 atm. and 150°C 6.5 kgf/Cm² & 95°C 20 kgf/cm² & 110°C 1 atm. & 110 °C 50 atm. and 150°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In case of liquid petrofuels, momentary combustion is observed at its Flame temperature Flash point Preheating temperature corresponding to viscosity of 25 centistokes Fire point Flame temperature Flash point Preheating temperature corresponding to viscosity of 25 centistokes Fire point ANSWER DOWNLOAD EXAMIANS APP
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