Petroleum Refinery Engineering Octane numbers of motor gasoline used in India and America are respectively 83 & 100 87 & 94 94 & 100 94 & 87 83 & 100 87 & 94 94 & 100 94 & 87 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of motor gasoline may be around __________ °C. 45 150 100 10 45 150 100 10 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is almost absent in crude petroleum? Naphthenes Cycloparaffins Mercaptans Olefins Naphthenes Cycloparaffins Mercaptans Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products 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 Can be separated out by distillation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Deoiling of wax is done by its Cooling Both B & C Heating Solvent extraction Cooling Both B & C Heating Solvent extraction ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest gum forming tendency in gosoline? Naphthenes Aromatics Paraffins Diolefins Naphthenes Aromatics Paraffins Diolefins ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS