Petroleum Refinery Engineering Which of the following reactions is undesirable in the production of catalytically reformed gasoline? Dehydrogenation of lower paraffins Dehydrogenation of naphthene Isomerisation of paraffins Dehydrocyclisation of higher paraffins Dehydrogenation of lower paraffins Dehydrogenation of naphthene Isomerisation of paraffins Dehydrocyclisation of higher paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one is preferred for aircraft engine? High freezing point aviation fuel Low viscosity index lube oil None of these High viscosity index lube oil High freezing point aviation fuel Low viscosity index lube oil None of these High viscosity index lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Fuel oil is subjected to visbreaking to reduce its Viscosity Pour point Pressure drop on pumping All of these Viscosity Pour point Pressure drop on pumping All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Tetra ethyl lead Napthenic acid Amyl nitrate Ethyl mercaptan Tetra ethyl lead Napthenic acid Amyl nitrate Ethyl mercaptan ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. Magnesium Potassium Sodium Calcium Magnesium Potassium Sodium Calcium ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is None of these Same as petroleum ether Petroleum coke A mixture of microcrystalline wax in viscous hydrocarbon liquids None of these Same as petroleum ether Petroleum coke A mixture of microcrystalline wax in viscous hydrocarbon liquids ANSWER DOWNLOAD EXAMIANS APP
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