Petroleum Refinery Engineering 95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C. -40 2 30 55 -40 2 30 55 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the wrong statement about the smoking tendency of various hydrocarbon constituents of kerosene. Smoking tendency of paraffins increases with decrease in its molecular weight Smoking tendency of hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond Smoking tendency of aromatics decreases with increase in its molecular weight Smoking tendency of paraffins increases with decrease in its molecular weight Smoking tendency of hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond Smoking tendency of aromatics decreases with increase in its molecular weight ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium thiosulphate Sodium plumbite Sodium sulphite Lead sulphate Sodium thiosulphate Sodium plumbite Sodium sulphite Lead sulphate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Reforming All of these Does not much affect the molecular weight of the feed Uses naphtha as feedstock Improves the quality & yield of gasoline All of these Does not much affect the molecular weight of the feed Uses naphtha as feedstock Improves the quality & yield of gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. Pipestill Electric immersion Steam coil None of these Pipestill Electric immersion Steam coil None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of an oil gives an idea of the All of these Explosion hazards Amount of low boiling fraction present Nature of boiling point diagram of the system All of these Explosion hazards Amount of low boiling fraction present Nature of boiling point diagram of the system ANSWER DOWNLOAD EXAMIANS APP
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