Petroleum Refinery Engineering __________ treatment is done for appreciable improvement in viscosity index of lubricating oil. Acid Solvent extraction Alkali Clay Acid Solvent extraction Alkali Clay ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Clay treatment is used to remove Colour & dissolved gases from cracked gasoline None of these Salt from the crude oil Wax from lube oil Colour & dissolved gases from cracked gasoline None of these Salt from the crude oil Wax from lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Improve the octane number Increase its pour point Reduce its viscosity Act as an antioxidant Improve the octane number Increase its pour point Reduce its viscosity Act as an antioxidant ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is the most effective catalyst used in catalytic cracking of petroleum products? Iron oxide Zeolite Nickel Vanadium pentoxide Iron oxide Zeolite Nickel Vanadium pentoxide ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest cetane number? Naphthene I-paraffins Olefins Aromatics Naphthene I-paraffins Olefins Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphtha yield in straight run distillation of crude oil may be about __________ percent. 2 12 18 6 2 12 18 6 ANSWER DOWNLOAD EXAMIANS APP
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