Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Higher gum forming material in petrol Gives higher yield of petrol Higher sulphur content in the product Lower octane number of petrol Higher gum forming material in petrol Gives higher yield of petrol Higher sulphur content in the product Lower octane number of petrol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main aim of cracking is to produce Gasoline Coke Petrolatum Lube oil Gasoline Coke Petrolatum Lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is almost absent in crude petroleum? Naphthenes Mercaptans Cycloparaffins Olefins Naphthenes Mercaptans Cycloparaffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature. Less than Either more or less; depends on the room temperature More than Same as Less than Either more or less; depends on the room temperature More than Same as ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. Magnesium Sodium Potassium Calcium Magnesium Sodium Potassium Calcium ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). 43961 30-80 350-400 150-250 43961 30-80 350-400 150-250 ANSWER DOWNLOAD EXAMIANS APP
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