Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Aromatics Naphthenic acid Paraffins Mercaptans Aromatics Naphthenic acid Paraffins Mercaptans ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Phenol & furfural Propane & liquid sulphur dioxide Propane & phenol-cresol mixture Methyl ethyl ketone & glycol Phenol & furfural Propane & liquid sulphur dioxide Propane & phenol-cresol mixture Methyl ethyl ketone & glycol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. Remains unchanged Decreases Decreases linearly Increases Remains unchanged Decreases Decreases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main aim of cracking is to produce Lube oil Gasoline Coke Petrolatum Lube oil Gasoline Coke Petrolatum ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. At low pressure, the yield of lighter hydrocarbons are more Increased residence time results in the decreased severity of cracking Greater depth of cracking gives lower octane number gasoline Moderate changes in operating temperature does not change the depth of cracking At low pressure, the yield of lighter hydrocarbons are more Increased residence time results in the decreased severity of cracking Greater depth of cracking gives lower octane number gasoline Moderate changes in operating temperature does not change the depth of cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A multigrade lubricating oil means an oil having high Aniline point Flash point Viscosity index Viscosity Aniline point Flash point Viscosity index Viscosity ANSWER DOWNLOAD EXAMIANS APP
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