Petroleum Refinery Engineering Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatisation by liquid SO₂ extraction (Edeleanu process), its smoke point may become __________ mm. 10 5 25 100 10 5 25 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used for dewaxing of petroleum products are Furfural Methyl ethyl ketone (MEK) Propane Both B & C Furfural Methyl ethyl ketone (MEK) Propane Both B & C 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. Increases Decreases Remains unchanged Decreases linearly Increases Decreases Remains unchanged Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum is believed to have originated from __________ sources. Both A & B Animal Neither A nor B Vegetable Both A & B Animal Neither A nor B Vegetable ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the Elimination of solvent drying facility Higher nitration temperature All of these Lower solvent dilution ratio Elimination of solvent drying facility Higher nitration temperature All of these Lower solvent dilution ratio ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Decreases gum formation Leads to corrosion Helps during stabilisation Increases lead susceptibility Decreases gum formation Leads to corrosion Helps during stabilisation ANSWER DOWNLOAD EXAMIANS APP
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