Petroleum Refinery Engineering The most widely used crude topping column in refineries is the __________ column. Packed bed Perforated plate Bubble-cap Fluidised bed Packed bed Perforated plate Bubble-cap Fluidised bed 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 aromatics decreases with increase 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 paraffins increases with decrease in its molecular weight Smoking tendency of aromatics decreases with increase 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 paraffins increases with decrease in its molecular weight ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude petroleum oil is a __________ fuel. Primary Fossil Secondary Both A & B Primary Fossil Secondary Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Doctor's solution Propane Methanol amine Methyl ethyl ketone Doctor's solution Propane Methanol amine Methyl ethyl ketone ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about __________ mm Hg absolute. 250 to 350 30 to 80 450 to 500 1 to 5 250 to 350 30 to 80 450 to 500 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? Carbide theory Modern theory Engler theory All of these Carbide theory Modern theory Engler theory All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS