Petroleum Refinery Engineering Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octance is chemically known as 1, 3 butadiene 2-2-4 tri methyl pentane α-methyl naphthalene Tetra methyl ethylene 1, 3 butadiene 2-2-4 tri methyl pentane α-methyl naphthalene Tetra methyl ethylene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering With increase in the number of carbon and hydrogen atoms in hydrocarbon molecules, the density of petroleum products Remains same Decreases Increases Unpredictable from the data Remains same Decreases Increases Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones. Nitrogen decreases Sulphur decreases None of these Sulphur increases Nitrogen decreases Sulphur decreases None of these Sulphur increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke volatility index is equal to smoke point plus 10 mm. approximately 5 mm 0.84 x (% distilled at 204°C) 0.42 x(% distilled at 204°C) 10 mm. approximately 5 mm 0.84 x (% distilled at 204°C) 0.42 x(% distilled at 204°C) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sweetening of petroleum product means the removal of Sulphur & its compounds Water Wax Organic impurities Sulphur & its compounds Water Wax Organic impurities ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. None of these Electric immersion Steam coil Pipestill None of these Electric immersion Steam coil Pipestill ANSWER DOWNLOAD EXAMIANS APP
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