Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Greater depth of cracking gives lower octane number gasoline Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Greater depth of cracking gives lower octane number gasoline Moderate changes in operating temperature does not change the depth of cracking Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main use of heavy gas oil produced by the vacuum distillation unit is as a Feedstock for fluid catalytic cracking unit None of these Blending component for petrol Blending component for kerosene Feedstock for fluid catalytic cracking unit None of these Blending component for petrol Blending component for kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is Petroleum coke Same as petroleum ether A mixture of microcrystalline wax in viscous hydrocarbon liquids None of these Petroleum coke Same as petroleum ether A mixture of microcrystalline wax in viscous hydrocarbon liquids None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? Olefins Naphthenes I-paraffins Aromatics Olefins Naphthenes I-paraffins Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline produced by two stage fluidised catalytic cracking process is 87 92 80 97 87 92 80 97 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering High aniline point of diesel indicates that, it Has a low diesel index Is highly aromatic Is highly paraffinic Has a large ignition delay Has a low diesel index Is highly aromatic Is highly paraffinic Has a large ignition delay ANSWER DOWNLOAD EXAMIANS APP