Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. 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 Percentage conversion increases with increase in the catalyst to oil ratio ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering With increase in the molecular weight of aromatic present in kerosene, its smoking tendency Remains same Increases Is unpredictable Decreases Remains same Increases Is unpredictable Decreases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feed for reforming is generally Naphtha or straight run gasoline Reduced crude Vacuum gas oil Atmospheric gas oil Naphtha or straight run gasoline Reduced crude Vacuum gas oil Atmospheric gas oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. Decreases linearly Remains unchanged Decreases Increases Decreases linearly Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Water content in the crude oil as it comes out of oil well may be upto __________ percent. 5 2 10 25 5 2 10 25 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for polymerisation is Low boiling aromatics Naphtha None of these Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics Naphtha None of these Cracked gases rich in C₂ & C₄ olefins ANSWER DOWNLOAD EXAMIANS APP
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