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. Remains unchanged Increases Decreases linearly Decreases Remains unchanged Increases Decreases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in the catalytic cracking is Silica-alumina Vanadium pentoxide Nickel Silica gel Silica-alumina Vanadium pentoxide Nickel Silica gel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Water content in the crude oil as it comes out of oil well may be upto __________ percent. 10 5 25 2 10 5 25 2 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has All of these High pour point and low smoke point Low viscosity index High self-ingnition temperature All of these High pour point and low smoke point Low viscosity index High self-ingnition temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Less than 25 Round about 100 Between 50 and 100 More than 100 Less than 25 Round about 100 Between 50 and 100 More than 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude petroleum oil is a __________ fuel. Fossil Both A & B Secondary Primary Fossil Both A & B Secondary Primary ANSWER DOWNLOAD EXAMIANS APP
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