Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking At low pressure, the yield of lighter hydrocarbons are more Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking At low pressure, the yield of lighter hydrocarbons are more Greater depth of cracking gives lower octane number gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in the isomerisation is Aluminium chloride Nickel Alumina Phosphoric acid Aluminium chloride Nickel Alumina Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. Potassium Sodium Calcium Magnesium Potassium Sodium Calcium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the easiest to crack? Olefins Aromatics Paraffins Naphthenes Olefins Aromatics Paraffins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Both A & B Oleophobic Oleophilic Neither A nor B Both A & B Oleophobic Oleophilic Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes is used for the production of petroleum coke? Reforming Visbreaking Stabilisation Cracking Reforming Visbreaking Stabilisation Cracking ANSWER DOWNLOAD EXAMIANS APP
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