Petroleum Refinery Engineering Increase in the specific gravity of petroleum products indicates Higher H/C ratio Increase in thermal energy per unit weight Increase in aromatic content Decrease in paraffin content Higher H/C ratio Increase in thermal energy per unit weight Increase in aromatic content Decrease in paraffin content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of reformed gasoline may be upto 90 80 70 60 90 80 70 60 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Tetraethyl lead Ethyl nitrate or acetone None of these Tetramethyllead Tetraethyl lead Ethyl nitrate or acetone None of these Tetramethyllead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Bottom product of atmospheric pressure crude oil distillation column is termed as Heavy ends Asphalt Reduced crude Residuum Heavy ends Asphalt Reduced crude Residuum ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of diesel/kerosene (>50°C) is determined by the None of these Saybolt chromometer Abel apparatus Pensky-Martens apparatus None of these Saybolt chromometer Abel apparatus Pensky-Martens apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Stabilisation of gasoline (petrol) means Increasing its vapour pressure Improving its lead susceptibility Increasing its oxidation stability Removal of dissolved gases from it Increasing its vapour pressure Improving its lead susceptibility Increasing its oxidation stability Removal of dissolved gases from it ANSWER DOWNLOAD EXAMIANS APP
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