Petroleum Refinery Engineering Olefins are Saturated hydrocarbons Unsaturated cyclic compounds (hydrocarbons) None of these Present in substantially good quantity in crude petroleum Saturated hydrocarbons Unsaturated cyclic compounds (hydrocarbons) None of these Present in substantially good quantity in crude petroleum ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the All of these Lower solvent dilution ratio Higher nitration temperature Elimination of solvent drying facility All of these Lower solvent dilution ratio Higher nitration temperature Elimination of solvent drying facility ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline is a measure of its Smoke point Ignition temperature Resistance to knock Ignition delay Smoke point Ignition temperature Resistance to knock Ignition delay ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Both A & B Neither A nor B Fluctuation of ambient temperature during day and night Presence of unsaturated air Both A & B Neither A nor B Fluctuation of ambient temperature during day and night Presence of unsaturated air 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 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 hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics Smoking tendency of aromatics decreases with increase in its molecular weight 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 hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics Smoking tendency of aromatics decreases with increase in its molecular weight ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude petroleum may be around 250 50 1500 5000 250 50 1500 5000 ANSWER DOWNLOAD EXAMIANS APP
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