Petroleum Refinery Engineering Phenols are added in gasoline to Increase its pour point Improve the octane number Reduce its viscosity Act as an antioxidant Increase its pour point Improve the octane number Reduce its viscosity Act as an antioxidant ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatisation by liquid SO₂ extraction (Edeleanu process), its smoke point may become __________ mm. 100 5 10 25 100 5 10 25 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering True vapour pressure of a petroleum fraction __________ Reid vapour pressure. Is less than Is same as May be either more or less than Is more than Is less than Is same as May be either more or less than Is more than ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering LPG stands for Liquid petroleum gas Liquefied petroleum gas Liquid petrol gas Liquified petrol gas Liquid petroleum gas Liquefied petroleum gas Liquid petrol gas Liquified petrol gas ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to None of these Increase its smoke point Improve its oxidation stability Decrease the breathing loss None of these Increase its smoke point Improve its oxidation stability Decrease the breathing loss ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. Steam coil Pipestill Electric immersion None of these Steam coil Pipestill Electric immersion None of these ANSWER DOWNLOAD EXAMIANS APP