Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Between 50 and 100 More than 100 Round about 100 Less than 25 Between 50 and 100 More than 100 Round about 100 Less than 25 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Good quality kerosene should have Low paraffins content High smoke point Low smoke point High aromatics content Low paraffins content High smoke point Low smoke point High aromatics content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Asphalts are . Low molecular weight & low boiling point compounds present in petroleum Desirable in catalytic cracking feedstock, because they produce coke All of these Readily oxidisable and form carbonaceous sludge . Low molecular weight & low boiling point compounds present in petroleum Desirable in catalytic cracking feedstock, because they produce coke All of these Readily oxidisable and form carbonaceous sludge ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The general formula of naphthenes is CnH2n - 6 (where, n ≥ 6) Same as that for olefins i.e. CnH2n CnHn - 4 CnH2n + 2 CnH2n - 6 (where, n ≥ 6) Same as that for olefins i.e. CnH2n CnHn - 4 CnH2n + 2 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following fractions of petroleum contains maximum sulphur? Naphtha Diesel Gasoline Atmospheric residue Naphtha Diesel Gasoline Atmospheric residue ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic alkylation, higher iso-butane to olefin ratio gives Neither A nor B Both A & B Low final boiling point product Higher yield Neither A nor B Both A & B Low final boiling point product Higher yield ANSWER DOWNLOAD EXAMIANS APP
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