Petroleum Refinery Engineering Furfural solvent extraction is used for upgrading (by dissolving aromatics) Wax Lubricating oils Naphtha Cracking feedstock Wax Lubricating oils Naphtha Cracking feedstock ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is not a sulphur compound present in petroleum ? Sulphones Pyroles Thiophenes Mercaptans Sulphones Pyroles Thiophenes Mercaptans 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 Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Between 50 and 100 More than 100 Less than 25 Round about 100 Between 50 and 100 More than 100 Less than 25 Round about 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating. 60 5 40 15 60 5 40 15 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Olefins are Saturated hydrocarbons Present in substantially good quantity in crude petroleum None of these Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons Present in substantially good quantity in crude petroleum None of these Unsaturated cyclic compounds (hydrocarbons) ANSWER DOWNLOAD EXAMIANS APP
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