Petroleum Refinery Engineering H/C ratio (by weight) for the same number of carbon atoms is the highest in case of Paraffins Aromatics Naphthenes Olefins Paraffins Aromatics Naphthenes Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Fuel oil is subjected to visbreaking to reduce its Viscosity Pressure drop on pumping Pour point All of these Viscosity Pressure drop on pumping Pour point All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the undesirable property for a solvent meant for dewaxing of lube oil. Neither A nor B High solubility of wax in the solvent Complete miscibility with oil Both A & B Neither A nor B High solubility of wax in the solvent Complete miscibility with oil Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Maximum use of petroleum coke is in Fuel gas manufacture Adsorption refining operation Carbon electrode manufacture Iron ore reduction Fuel gas manufacture Adsorption refining operation Carbon electrode manufacture Iron ore reduction ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Aromatics Paraffins Naphthenic acid Mercaptans Aromatics Paraffins Naphthenic acid Mercaptans ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Detergent is added as an additive in engine lubricating oil to Keep contaminants in suspension Increase oxidation stability Reduce deposit formation Prevent rusting Keep contaminants in suspension Increase oxidation stability Reduce deposit formation Prevent rusting ANSWER DOWNLOAD EXAMIANS APP
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