Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Decreases gum formation Helps during stabilisation Leads to corrosion Increases lead susceptibility Decreases gum formation Helps during stabilisation Leads to corrosion ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Higher aromatic content Oxidation & polymerisation of unsaturates Presence of sulphur Alkylation of unsaturates Higher aromatic content Oxidation & polymerisation of unsaturates Presence of sulphur Alkylation of unsaturates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is used as a catalyst in fluidised bed catalytic cracking? Silica-alumina Bentonite clays Silica-magnesia All of these Silica-alumina Bentonite clays Silica-magnesia All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is pumped by a __________ pump. Screw Gear Reciprocating Centrifugal Screw Gear Reciprocating Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The octane number of aviation gasoline may be 79 87 97 >100 79 87 97 >100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphuric acid treatment of petroleum products removes the __________ materials. Color forming Gum forming Asphaltic All of these Color forming Gum forming Asphaltic All of these ANSWER DOWNLOAD EXAMIANS APP
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