Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? None of these Tetramethyllead Ethyl nitrate or acetone Tetraethyl lead None of these Tetramethyllead Ethyl nitrate or acetone Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Reforming converts Naphthenes into aromatics Naphthenes into olefins Olefins into paraffins Naphthenes into paraffin Naphthenes into aromatics Naphthenes into olefins Olefins into paraffins Naphthenes into paraffin ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the most important property for a jet fuel? Pour point Colour Cloud point Freezing point Pour point Colour Cloud point Freezing point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products Can be separated out by distillation Are not soluble in them Decrease their viscosity Crystallise out at low temperature Can be separated out by distillation Are not soluble in them Decrease their viscosity Crystallise out at low temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Asphalts are . Low molecular weight & low boiling point compounds present in petroleum All of these Desirable in catalytic cracking feedstock, because they produce coke Readily oxidisable and form carbonaceous sludge . Low molecular weight & low boiling point compounds present in petroleum All of these Desirable in catalytic cracking feedstock, because they produce coke Readily oxidisable and form carbonaceous sludge ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The condesate obtained on compression of wet natural gas is termed as Liquid natural gas None of these Liquefied natural gasoline Natural gasoline Liquid natural gas None of these Liquefied natural gasoline Natural gasoline ANSWER DOWNLOAD EXAMIANS APP