Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Ethyl mercaptan Amyl nitrate Napthenic acid Tetra ethyl lead Ethyl mercaptan Amyl nitrate Napthenic acid Tetra ethyl lead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Depress its pour point Dissolve wax Precipitate wax Remove wax Depress its pour point Dissolve wax Precipitate wax Remove wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A multigrade lubricating oil means an oil having high Aniline point Flash point Viscosity index Viscosity Aniline point Flash point Viscosity index Viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the most suitable feed for platforming process (reforming)? Atmospheric residue Olefinic hydrocarbon Fuel oil Naphtha Atmospheric residue Olefinic hydrocarbon Fuel oil Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. Potassium Sodium Calcium Magnesium Potassium Sodium Calcium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tanks used for the storage of petroleum products (which are inflammable) should be painted with a __________ paint. Black White Red Yellow Black White Red Yellow ANSWER DOWNLOAD EXAMIANS APP
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