Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Presence of sulphur Oxidation & polymerisation of unsaturates Higher aromatic content Alkylation of unsaturates Presence of sulphur Oxidation & polymerisation of unsaturates Higher aromatic content Alkylation of unsaturates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Increase its pour point Act as an antioxidant Improve the octane number Reduce its viscosity Increase its pour point Act as an antioxidant Improve the octane number Reduce its viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude petroleum may be around 5000 1500 50 250 5000 1500 50 250 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Presence of unsaturated air Both A & B Neither A nor B Fluctuation of ambient temperature during day and night Presence of unsaturated air Both A & B Neither A nor B Fluctuation of ambient temperature during day and night ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering LPG when brought to atmospheric pressure & temperature will be a Liquid heavier than water Gas heavier than air Gas lighter than air Liquid lighter than water Liquid heavier than water Gas heavier than air Gas lighter than air Liquid lighter than water ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in the catalytic polymerisation is Nickel Aluminium chloride Phosphoric acid on kieselghur Vanadium pentaoxide Nickel Aluminium chloride Phosphoric acid on kieselghur Vanadium pentaoxide ANSWER DOWNLOAD EXAMIANS APP
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