Petroleum Refinery Engineering Which of the following has the lowest cetane number? Naphthene I-paraffins Aromatics Olefins Naphthene I-paraffins Aromatics Olefins 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). 70 0.03 3 35 70 0.03 3 35 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Waxes Diolefins Mercaptans Asphalt Waxes Diolefins Mercaptans Asphalt ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction Light ends Intermediate distillates Residues Heavy distillates Light ends Intermediate distillates Residues Heavy distillates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering LPG when brought to atmospheric pressure & temperature will be a Liquid heavier than water Gas lighter than air Liquid lighter than water Gas heavier than air Liquid heavier than water Gas lighter than air Liquid lighter than water Gas heavier than air ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gasoline extracted from natural gas (by compression and cooling) is called the __________ gasoline. Straight run Casing head Polymer Unleaded Straight run Casing head Polymer Unleaded ANSWER DOWNLOAD EXAMIANS APP