Petroleum Refinery Engineering Most widely used solvent for dewaxing is Naphtha Petroleum ether Methyl-ethyl-ketone (MEK) Sodium plumbite Naphtha Petroleum ether Methyl-ethyl-ketone (MEK) Sodium plumbite ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Improve the octane number 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 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Products drawn from the top to bottom of the crude oil distillation column has progressively increasing Molecular weight C/H ratio Boiling points All of these Molecular weight C/H ratio Boiling points All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Reforming All of these Does not much affect the molecular weight of the feed Uses naphtha as feedstock Improves the quality & yield of gasoline All of these Does not much affect the molecular weight of the feed Uses naphtha as feedstock Improves the quality & yield of gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the hydrocarbon having the poorest oxidation stability. Paraffin Olefin Aromatics Naphthene Paraffin Olefin Aromatics Naphthene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Oleophobic Neither A nor B Oleophilic Both A & B Oleophobic Neither A nor B Oleophilic Both A & B ANSWER DOWNLOAD EXAMIANS APP