Petroleum Refinery Engineering Pour point of a petrofuel is None of these 5°C below the temperature at which oil ceases to flow Multiple of 3°F Multiple of 5°F None of these 5°C below the temperature at which oil ceases to flow Multiple of 3°F Multiple of 5°F ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners? Low viscosity furnace oil PCM Light diesel oil Tar Low viscosity furnace oil PCM Light diesel oil Tar ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Higher aromatic content Presence of sulphur Oxidation & polymerisation of unsaturates Alkylation of unsaturates Higher aromatic content Presence of sulphur Oxidation & polymerisation of unsaturates Alkylation of unsaturates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In sweetening process, solutizer agent used with caustic alkali is Sodium plumbite Phenol Potassium isobutyrate Methanol Sodium plumbite Phenol Potassium isobutyrate Methanol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Tetramethyllead Tetraethyl lead Ethyl nitrate or acetone None of these Tetramethyllead Tetraethyl lead Ethyl nitrate or acetone None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to Improve its oxidation stability Decrease the breathing loss Increase its smoke point None of these Improve its oxidation stability Decrease the breathing loss Increase its smoke point None of these ANSWER DOWNLOAD EXAMIANS APP
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