Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Diethylene glycol Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Propane Diethylene glycol Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Propane 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 Remains unchanged Decreases Decreases linearly Increases Remains unchanged Decreases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of alpha methyl naphthalene is assumed to be ∞ 100 50 ∞ 100 50 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Illuminating characteristics of kerosene is expressed by its Aniline point Luminosity number Aromatic content Smoke point Aniline point Luminosity number Aromatic content Smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Lamp method and bomb method Quartz tube method and lamp method Bomb method and quartz tube method Bomb method and lamp method Lamp method and bomb method Quartz tube method and lamp method Bomb method and quartz tube method Bomb method and lamp method ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following additives improves the cetane number of diesel? Napthenic acid Amyl nitrate Tetra ethyl lead Ethyl mercaptan Napthenic acid Amyl nitrate Tetra ethyl lead Ethyl mercaptan ANSWER DOWNLOAD EXAMIANS APP
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