Petroleum Refinery Engineering Which of the following is the most widely used cracking process in oil refineries? Houdry's fixed bed process Fluidised bed catalytic cracking process T.C.C. moving bed process Dubbs process Houdry's fixed bed process Fluidised bed catalytic cracking process T.C.C. moving bed process Dubbs process ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following factors does not govern the mechanism of petroleum formation from organic sources? PH of the soil Bacterial action Pressure Heat PH of the soil Bacterial action Pressure Heat ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API) ? Atmospheric gas oil Diesel Vacuum gas oil Gasoline Atmospheric gas oil Diesel Vacuum gas oil Gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking Greater depth of cracking gives lower octane number gasoline At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking Greater depth of cracking gives lower octane number gasoline At low pressure, the yield of lighter hydrocarbons are more ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Furfural solvent extraction is used for upgrading (by dissolving aromatics) Lubricating oils Naphtha Wax Cracking feedstock Lubricating oils Naphtha Wax Cracking feedstock ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Clay treatment of petroleum products All of these Adsorb arsenic from feedstock to catalytic reforming Desulphurise straight run gasoline & kerosene Decolorises & stabilises cracked gasoline All of these Adsorb arsenic from feedstock to catalytic reforming Desulphurise straight run gasoline & kerosene Decolorises & stabilises cracked gasoline ANSWER DOWNLOAD EXAMIANS APP
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