Petroleum Refinery Engineering In hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen Both A & B Neither A nor B Minimises coke formation Enhances the desulphurisation process Both A & B Neither A nor B Minimises coke formation Enhances the desulphurisation process ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about __________ mm Hg absolute. 1 to 5 30 to 80 250 to 350 450 to 500 1 to 5 30 to 80 250 to 350 450 to 500 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetra-ethyl lead is added in gasoline to Increase its smoke point Reduce the pour point Increase its octane number Reduce gum formation Increase its smoke point Reduce the pour point Increase its octane number Reduce gum formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The conductivity of crude oil-water mixture depends on the All of these Water percentage PH value Temperature All of these Water percentage PH value Temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of diesel/kerosene (>50°C) is determined by the Saybolt chromometer Pensky-Martens apparatus Abel apparatus None of these Saybolt chromometer Pensky-Martens apparatus Abel apparatus None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Maintain the reaction temperature Sustain the reactor pressure Obviate catalyst poisoning Hydrogenate the feed stock Maintain the reaction temperature Sustain the reactor pressure Obviate catalyst poisoning Hydrogenate the feed stock ANSWER DOWNLOAD EXAMIANS APP
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