Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Mercaptans Aromatics Naphthenic acid Paraffins Mercaptans Aromatics Naphthenic acid Paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The colour of gasoline is an indication of its Gum forming tendency & thoroughness of refining Octane number Lead susceptibility None of these Gum forming tendency & thoroughness of refining Octane number Lead susceptibility None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Olefins are None of these Unsaturated cyclic compounds (hydrocarbons) Present in substantially good quantity in crude petroleum Saturated hydrocarbons None of these Unsaturated cyclic compounds (hydrocarbons) Present in substantially good quantity in crude petroleum Saturated hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one is preferred for aircraft engine? High freezing point aviation fuel Low viscosity index lube oil None of these High viscosity index lube oil High freezing point aviation fuel Low viscosity index lube oil None of these High viscosity index lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating temperature and pressure in catalytic reforming is about 15-45 Kgf/cm² & 450-550°C 50 - 75 kgf/cm² & 600 - 800°C 5-10 kgf/cm² & 150 - 250°C 1-5 Kgf/cm² & 200°C 15-45 Kgf/cm² & 450-550°C 50 - 75 kgf/cm² & 600 - 800°C 5-10 kgf/cm² & 150 - 250°C 1-5 Kgf/cm² & 200°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Stabilisation of gasoline (petrol) means 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 Increasing its vapour pressure ANSWER DOWNLOAD EXAMIANS APP