Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane Methyl ethyl ketone (MEK) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the most suitable feed for platforming process (reforming)? Fuel oil Olefinic hydrocarbon Naphtha Atmospheric residue Fuel oil Olefinic hydrocarbon Naphtha Atmospheric residue ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A multigrade lubricating oil means an oil having high Aniline point Viscosity index Viscosity Flash point Aniline point Viscosity index Viscosity Flash point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Decreases gum formation Helps during stabilisation Leads to corrosion Increases lead susceptibility Decreases gum formation Helps during stabilisation Leads to corrosion ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm² is maintained during cracking mainly to Increase the yield of light distillates Enhance the octane number of gasoline Suppress coke formation Reduce gum content in gasoline Increase the yield of light distillates Enhance the octane number of gasoline Suppress coke formation Reduce gum content in gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The characterisation factor of a crude oil is calculated as 12.5. It means that; it is Paraffinic Intermediate None of these Naphthenic Paraffinic Intermediate None of these Naphthenic ANSWER DOWNLOAD EXAMIANS APP
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