Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has All of these High self-ingnition temperature High pour point and low smoke point Low viscosity index All of these High self-ingnition temperature High pour point and low smoke point Low viscosity index ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners? Low viscosity furnace oil Light diesel oil PCM Tar Low viscosity furnace oil Light diesel oil PCM Tar ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of reformed gasoline may be upto 60 80 70 90 60 80 70 90 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Neither A nor B Both A & B Presence of unsaturated air Fluctuation of ambient temperature during day and night Neither A nor B Both A & B Presence of unsaturated air Fluctuation of ambient temperature during day and night ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of an oil is determined by the Ramsbottom apparatus Saybolt viscometer Conradson apparatus Pensky Martens apparatus Ramsbottom apparatus Saybolt viscometer Conradson apparatus Pensky Martens apparatus ANSWER DOWNLOAD EXAMIANS APP
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