Petroleum Refinery Engineering Absolute vapor pressure of petrofuels is found by Reid bomb which is heated in water bath to 100°F. In Reid apparatus, the ratio of the volume of air chamber to that of the liquid fuel chamber is 2 4 3 1 2 4 3 1 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is not a sulphur compound present in petroleum ? Sulphones Pyroles Mercaptans Thiophenes Sulphones Pyroles Mercaptans Thiophenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Testing of the knocking characteristics of petrofuels is done in a __________ engine. CFR (Co-operative fuel research) Diesel Carnot Stirling CFR (Co-operative fuel research) Diesel Carnot Stirling ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Mercaptans Waxes Diolefins Asphalt Mercaptans Waxes Diolefins Asphalt ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Alkylation of unsaturates Presence of sulphur Oxidation & polymerisation of unsaturates Higher aromatic content Alkylation of unsaturates Presence of sulphur Oxidation & polymerisation of unsaturates Higher aromatic content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C. 2 -40 30 55 2 -40 30 55 ANSWER DOWNLOAD EXAMIANS APP
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