Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur Higher aromatic content Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur Higher aromatic content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Alkylation Causes olefins to combine with iso-paraffins Converts olefin into paraffin Converts iso-paraffin into olefin Causes olefins to combine with each other Causes olefins to combine with iso-paraffins Converts olefin into paraffin Converts iso-paraffin into olefin Causes olefins to combine with each other ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Isomerisation converts the __________ tot-paraffins. Olefins Paraffins Naphthenes None of these Olefins Paraffins Naphthenes None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Maximum use of petroleum coke is in Adsorption refining operation Fuel gas manufacture Iron ore reduction Carbon electrode manufacture Adsorption refining operation Fuel gas manufacture Iron ore reduction Carbon electrode manufacture ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphtha yield in straight run distillation of crude oil may be about __________ percent. 12 18 6 2 12 18 6 2 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Neither A nor B Both A & B Oleophilic Oleophobic Neither A nor B Both A & B Oleophilic Oleophobic ANSWER DOWNLOAD EXAMIANS APP
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