Petroleum Refinery Engineering Phenols are added in gasoline to Act as an antioxidant Improve the octane number Increase its pour point Reduce its viscosity Act as an antioxidant Improve the octane number Increase its pour point Reduce its viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one is preferred for aircraft engine? Low viscosity index lube oil High viscosity index lube oil None of these High freezing point aviation fuel Low viscosity index lube oil High viscosity index lube oil None of these High freezing point aviation fuel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pour point of a petrofuel is Multiple of 5°F 5°C below the temperature at which oil ceases to flow Multiple of 3°F None of these Multiple of 5°F 5°C below the temperature at which oil ceases to flow Multiple of 3°F None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest flash point of all? Furnace oil Petrol Diesel Kerosene Furnace oil Petrol Diesel Kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon/hydrogen ratio (by weight) is maximum (out of following) for Kerosene Heavy fuel oil Light gas oil Gasoline Kerosene Heavy fuel oil Light gas oil Gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering With increase in the molecular weight of aromatic present in kerosene, its smoking tendency Decreases Increases Remains same Is unpredictable Decreases Increases Remains same Is unpredictable ANSWER DOWNLOAD EXAMIANS APP
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