Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to Improve its oxidation stability None of these Decrease the breathing loss Increase its smoke point Improve its oxidation stability None of these Decrease the breathing loss Increase its smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Boiling range of motor gasoline is an indication of the Vapour locking tendency All of these Case of starting Rate of acceleration Vapour locking tendency All of these Case of starting Rate of acceleration ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Extractor temperature is maintained at -20°C in Edeleanu process to reduce the __________ of kerosene. Aromatics Naphthenes Paraffins Smoke point Aromatics Naphthenes Paraffins Smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Waxes Mercaptans Asphalt Diolefins Waxes Mercaptans Asphalt Diolefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Tetra ethyl lead Napthenic acid Ethyl mercaptan Amyl nitrate Tetra ethyl lead Napthenic acid Ethyl mercaptan Amyl nitrate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher vapour pressure of gasoline indicates Low flash point High breathing loss Both A & B Neither A nor B Low flash point High breathing loss Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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