Petroleum Refinery Engineering Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API) ? Vacuum gas oil Gasoline Atmospheric gas oil Diesel Vacuum gas oil Gasoline Atmospheric gas oil Diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest viscosity (at a given temperature) of all? Kerosene Diesel Lube oil Naphtha Kerosene Diesel Lube oil Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Naphthenic acid Aromatics Mercaptans Paraffins Naphthenic acid Aromatics Mercaptans Paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Propane & phenol-cresol mixture Propane & liquid sulphur dioxide Phenol & furfural Methyl ethyl ketone & glycol Propane & phenol-cresol mixture Propane & liquid sulphur dioxide Phenol & furfural Methyl ethyl ketone & glycol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Choose the correct statement regarding thermal cracking. Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline At low pressure, the yield of lighter hydrocarbons are more Increased residence time results in the decreased severity of cracking Moderate changes in operating temperature does not change the depth of cracking Greater depth of cracking gives lower octane number gasoline At low pressure, the yield of lighter hydrocarbons are more Increased residence time results in the decreased severity of cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of a diesel fuel is the measure of its Smoke point Viscosity Oxidation stability Ignition delay Smoke point Viscosity Oxidation stability Ignition delay ANSWER DOWNLOAD EXAMIANS APP
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