Petroleum Refinery Engineering Choose the correct statement regarding thermal 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 Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? Modern theory All of these Engler theory Carbide theory Modern theory All of these Engler theory Carbide theory ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most commonly used feed stock for the reforming reactor is Straight run gasdine Casing head gasoline Residuum Heavy fuel oil Straight run gasdine Casing head gasoline Residuum Heavy fuel oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest flash point of all? Furnace oil Diesel Petrol Kerosene Furnace oil Diesel Petrol Kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the endothermic reaction out of the following: Catalytic cracking Catalytic polymerisation Dehydrogeneration of naphthene to produce aromatic Hydrocracking Catalytic cracking Catalytic polymerisation Dehydrogeneration of naphthene to produce aromatic Hydrocracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Liquefied Petroleum Gas (LPG) in domestic use cylinders is in the liquid form. The density of LPG in liquid form is about __________ of that of water (i.e. 1 gm/c.c). One third Half One fourth One eighth One third Half One fourth One eighth ANSWER DOWNLOAD EXAMIANS APP
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