Petroleum Refinery Engineering An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating. 5 40 60 15 5 40 60 15 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Detergent is added as an additive in engine lubricating oil to Reduce deposit formation Increase oxidation stability Prevent rusting Keep contaminants in suspension Reduce deposit formation Increase oxidation stability Prevent rusting Keep contaminants in suspension ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to None of these Decrease the breathing loss Increase its smoke point Improve its oxidation stability None of these Decrease the breathing loss Increase its smoke point Improve its oxidation stability ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has maximum hydrogen/carbon ratio (by weight)? Naphtha Gasoline Diesel Fuel oil Naphtha Gasoline Diesel Fuel oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is transported inland from oil field to refineries, mainly by the Road tankers None of these Underground pipelines Rail tankers Road tankers None of these Underground pipelines Rail tankers ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). 150-250 43961 30-80 350-400 150-250 43961 30-80 350-400 ANSWER DOWNLOAD EXAMIANS APP
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