Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has All of these High self-ingnition temperature High pour point and low smoke point Low viscosity index All of these High self-ingnition temperature High pour point and low smoke point Low viscosity index ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solution used in Doctor's treatment for the removal of mercaptans is Sodium hydroxide Cupric chloride Sodium plumbite Potassium isobutyrate Sodium hydroxide Cupric chloride Sodium plumbite Potassium isobutyrate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon percentage (by weight) in crude petroleum may be about 75 65 95 85 75 65 95 85 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Alkylation Causes olefins to combine with iso-paraffins Causes olefins to combine with each other Converts iso-paraffin into olefin Converts olefin into paraffin Causes olefins to combine with iso-paraffins Causes olefins to combine with each other Converts iso-paraffin into olefin Converts olefin into paraffin ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. 10 100 1000-10000 200-300 10 100 1000-10000 200-300 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. Decreases linearly Remains unchanged Increases Decreases Decreases linearly Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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