Petroleum Refinery Engineering Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API) ? Vacuum gas oil Diesel Atmospheric gas oil Gasoline Vacuum gas oil Diesel Atmospheric gas oil Gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Depress its pour point Dissolve wax Precipitate wax Remove wax Depress its pour point Dissolve wax Precipitate wax Remove wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Presence of sulphur Higher aromatic content Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur Higher aromatic content Alkylation of unsaturates Oxidation & polymerisation of unsaturates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. 10 1000-10000 100 200-300 10 1000-10000 100 200-300 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has maximum hydrogen/carbon ratio (by weight)? Diesel Naphtha Fuel oil Gasoline Diesel Naphtha Fuel oil Gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes in oil refinery does not employ 'cracking'? Visbreaking Pyrolysis Coking None of these Visbreaking Pyrolysis Coking None of these ANSWER DOWNLOAD EXAMIANS APP
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