Petroleum Refinery Engineering Asphalts are . Low molecular weight & low boiling point compounds present in petroleum Readily oxidisable and form carbonaceous sludge All of these Desirable in catalytic cracking feedstock, because they produce coke . Low molecular weight & low boiling point compounds present in petroleum Readily oxidisable and form carbonaceous sludge All of these Desirable in catalytic cracking feedstock, because they produce coke ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Tetramethyllead None of these Ethyl nitrate or acetone Tetraethyl lead Tetramethyllead None of these Ethyl nitrate or acetone Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Paraffin base crude oil as compared to asphalt base crude gives Lower viscosity index lube oil Poorer yield of lube oil Higher yield of straight run gasoline Higher octane number gasoline Lower viscosity index lube oil Poorer yield of lube oil Higher yield of straight run gasoline Higher octane number gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The conductivity of crude oil-water mixture depends on the PH value All of these Temperature Water percentage PH value All of these Temperature Water percentage ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The average boiling point of aviation turbine fuel is closest to that of LPG Diesel Lubricating oils Kerosene LPG Diesel Lubricating oils Kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Mercaptans Paraffins Aromatics Naphthenic acid Mercaptans Paraffins Aromatics Naphthenic acid ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS