Petroleum Refinery Engineering Which of the following has the highest octane number? I-paraffins Aromatics Naphthenes Olefins I-paraffins Aromatics Naphthenes Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point Increase its smoke point Increase its octane number Reduce gum formation Reduce the pour point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Casing head gasoline is the liquid Propane Natural gas Gasoline separated from wet natural gas by compression Butane Propane Natural gas Gasoline separated from wet natural gas by compression Butane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run petrol as compared to methyl/ethyl alcohol has Lower octane number Higher ignition temperature Lower calorific value Higher specific gravity Lower octane number Higher ignition temperature Lower calorific value Higher specific gravity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Aromatics Naphthenic acid Paraffins Mercaptans Aromatics Naphthenic acid Paraffins Mercaptans ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. Pipestill Steam coil None of these Electric immersion Pipestill Steam coil None of these Electric immersion ANSWER DOWNLOAD EXAMIANS APP