Petroleum Refinery Engineering Which of the following gasolines (unleaded) has the least octane number? Catalytically reformed gasoline Straight run gasoline Polymer gasoline Catalytically cracked gasoline Catalytically reformed gasoline Straight run gasoline Polymer gasoline Catalytically cracked gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones. Sulphur decreases Sulphur increases Nitrogen decreases None of these Sulphur decreases Sulphur increases Nitrogen decreases None of these 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 With increase in the reactor temperature, gasoline yield decreases for a given conversion All of these Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases With increase in the reactor temperature, gasoline yield decreases for a given conversion All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following fractions of a crude oil will have the maximum gravity API (i.e. °API) ? Vacuum gas oil Diesel Gasoline Atmospheric gas oil Vacuum gas oil Diesel Gasoline Atmospheric gas oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher pressure in the reforming reactor Produces high octane number gasoline None of these Increases coke formation Increases the rate of reaction Produces high octane number gasoline None of these Increases coke formation Increases the rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of gasoline produced by isomerisation of butane may be about 55 45 90 70 55 45 90 70 ANSWER DOWNLOAD EXAMIANS APP