Petroleum Refinery Engineering Which of the following fractions of petroleum contains maximum sulphur? Gasoline Naphtha Atmospheric residue Diesel Gasoline Naphtha Atmospheric residue Diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. 1000-10000 200-300 100 10 1000-10000 200-300 100 10 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Olefins are None of these Present in substantially good quantity in crude petroleum Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons None of these Present in substantially good quantity in crude petroleum Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Polymerisation Causes aromatics to combine with each other Causes olefins to combine with each other Produces i-octane from cracked gases containing i-butane and butene Is aimed at producing lubricating oil Causes aromatics to combine with each other Causes olefins to combine with each other Produces i-octane from cracked gases containing i-butane and butene Is aimed at producing lubricating oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the undesirable property for a solvent meant for dewaxing of lube oil. Neither A nor B Complete miscibility with oil High solubility of wax in the solvent Both A & B Neither A nor B Complete miscibility with oil High solubility of wax in the solvent Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B ANSWER DOWNLOAD EXAMIANS APP
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