Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline Increased residence time results in the decreased severity of cracking At low pressure, the yield of lighter hydrocarbons are more Moderate changes in operating temperature does not change the depth of cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solution used in Doctor's treatment for the removal of mercaptans is Potassium isobutyrate Sodium plumbite Sodium hydroxide Cupric chloride Potassium isobutyrate Sodium plumbite Sodium hydroxide Cupric chloride ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Lane and Garton classification of petroleum is based on its Composition Specific gravity Viscosity Optical properties Composition Specific gravity Viscosity Optical properties ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones. Nitrogen decreases Sulphur decreases Sulphur increases None of these Nitrogen decreases Sulphur decreases Sulphur increases None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The terminology used for the bottom most product from the vacuum crude distillation unit is Residual crude Residuum Petrolatum Reduced crude Residual crude Residuum Petrolatum Reduced crude ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium thiosulphate Sodium sulphite Lead sulphate Sodium plumbite Sodium thiosulphate Sodium sulphite Lead sulphate Sodium plumbite ANSWER DOWNLOAD EXAMIANS APP