Petroleum Refinery Engineering Hydrofining is the most recent and effective method for the Improvement of viscosity index Removal of sulphur Improvement of smoke point Reduction of breathing loss Improvement of viscosity index Removal of sulphur Improvement of smoke point Reduction of breathing loss ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Water content in the crude oil as it comes out of oil well may be upto __________ percent. 2 5 10 25 2 5 10 25 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Amyl nitrate Ethyl mercaptan Tetra ethyl lead Napthenic acid Amyl nitrate Ethyl mercaptan Tetra ethyl lead Napthenic acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency? Aromatics Paraffins Naphthenes Iso-paraffins Aromatics Paraffins Naphthenes Iso-paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is Same as petroleum ether Petroleum coke None of these A mixture of microcrystalline wax in viscous hydrocarbon liquids Same as petroleum ether Petroleum coke None of these A mixture of microcrystalline wax in viscous hydrocarbon liquids ANSWER DOWNLOAD EXAMIANS APP
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