Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Mercaptans Paraffins Naphthenic acid Aromatics Mercaptans Paraffins Naphthenic acid Aromatics 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 All of these Boiling points C/H ratio Molecular weight All of these Boiling points C/H ratio ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating temperature and pressure in catalytic reforming is about 1-5 Kgf/cm² & 200°C 5-10 kgf/cm² & 150 - 250°C 15-45 Kgf/cm² & 450-550°C 50 - 75 kgf/cm² & 600 - 800°C 1-5 Kgf/cm² & 200°C 5-10 kgf/cm² & 150 - 250°C 15-45 Kgf/cm² & 450-550°C 50 - 75 kgf/cm² & 600 - 800°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Casing head gasoline is the liquid Gasoline separated from wet natural gas by compression Butane Natural gas Propane Gasoline separated from wet natural gas by compression Butane Natural gas Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration More than 98% promotes cracking Neither A nor B Both A & B Less than 90% promotes polymerisation More than 98% promotes cracking Neither A nor B Both A & B Less than 90% promotes polymerisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Detergent is added as an additive in engine lubricating oil to Increase oxidation stability Prevent rusting Reduce deposit formation Keep contaminants in suspension Increase oxidation stability Prevent rusting Reduce deposit formation Keep contaminants in suspension ANSWER DOWNLOAD EXAMIANS APP
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