Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has All of these High pour point and low smoke point Low viscosity index High self-ingnition temperature All of these High pour point and low smoke point Low viscosity index High self-ingnition temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Reduce the pour point Reduce gum formation Increase its octane number Increase its smoke point Reduce the pour point Reduce gum formation Increase its octane number Increase its smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the hydrocarbon having the poorest oxidation stability. Aromatics Paraffin Olefin Naphthene Aromatics Paraffin Olefin Naphthene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum coke is used mainly in the Blast furnace for reduction of iron ore Sugar refining Discoloration of yellow glycerine Manufacture of carbon electrode Blast furnace for reduction of iron ore Sugar refining Discoloration of yellow glycerine Manufacture of carbon electrode ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Act as an antioxidant Increase its pour point Reduce its viscosity Improve the octane number Act as an antioxidant Increase its pour point Reduce its viscosity Improve the octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Both asphalt and wax are produced by __________ base crude oils. Paraffin Asphalt Mixed Naphthenic Paraffin Asphalt Mixed Naphthenic ANSWER DOWNLOAD EXAMIANS APP
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