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. 25 100 5 10 25 100 5 10 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Diethylene glycol Aqueous solution (10% water) of diethylene glycol Methyl ethyl ketone (MEK) Propane Diethylene glycol Aqueous solution (10% water) of diethylene glycol Methyl ethyl ketone (MEK) Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering CnH2n is the general formula for Olefins Neither A nor B Naphthenes Both A & B Olefins Neither A nor B Naphthenes Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. All of these Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases With increase in the reactor temperature, gasoline yield decreases for a given conversion All of these Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases With increase in the reactor temperature, gasoline yield decreases for a given conversion ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). 3 70 35 0.03 3 70 35 0.03 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Fluctuation of ambient temperature during day and night Presence of unsaturated air Neither A nor B Both A & B Fluctuation of ambient temperature during day and night Presence of unsaturated air Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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