Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. With increase in the reactor pressure, octane number of gasoline decreases Percentage conversion increases with increase in the catalyst to oil ratio All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion With increase in the reactor pressure, octane number of gasoline decreases Percentage conversion increases with increase in the catalyst to oil ratio 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 fractions of petroleum contains maximum sulphur? Gasoline Atmospheric residue Diesel Naphtha Gasoline Atmospheric residue Diesel Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Older crude petroleum Gives more distillates Is light and better Gives less tar All of these Gives more distillates Is light and better Gives less tar All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest viscosity (at a given temperature) of all? Naphtha Diesel Lube oil Kerosene Naphtha Diesel Lube oil Kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Neither A nor B Both A & B Fluctuation of ambient temperature during day and night Presence of unsaturated air Neither A nor B Both A & B Fluctuation of ambient temperature during day and night Presence of unsaturated air ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Tetramethyllead None of these Tetraethyl lead Ethyl nitrate or acetone Tetramethyllead None of these Tetraethyl lead Ethyl nitrate or acetone ANSWER DOWNLOAD EXAMIANS APP
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