Petroleum Refinery Engineering With increase in density, the viscosity of petroleum products Decreases Either A or B Increases Remains same Decreases Either A or B Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ is not an important refinery process for upgrading the quality of lubricating oil. Deoiling Solvent refinning Clay treatment Hydrotreatment Deoiling Solvent refinning Clay treatment Hydrotreatment ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Naphthenic acid Paraffins Aromatics Mercaptans Naphthenic acid Paraffins Aromatics Mercaptans ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Stiffness Lubricating properties (e.g. oilness) Service temperature Variation in viscosity with temperature Stiffness Lubricating properties (e.g. oilness) Service temperature Variation in viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? None of these Tetramethyllead Ethyl nitrate or acetone Tetraethyl lead None of these Tetramethyllead Ethyl nitrate or acetone Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The best method of determining sulphur in crude oil is by the __________ method. Kjeldah Bomb calorimeter Junkar's calorimeter Duma Kjeldah Bomb calorimeter Junkar's calorimeter Duma ANSWER DOWNLOAD EXAMIANS APP
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