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 naphthenes decreases with its increasing molecular weight & also on addition of double bond 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 paraffins increases with decrease in its molecular weight Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond 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 The yield of straight run LPG from crude oil is about __________ weight percent. 44119 1-1.5 20-25 0.1-0.2 44119 1-1.5 20-25 0.1-0.2 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most important property for a jet fuel is its Flash point Calorific value Viscosity Freezing point Flash point Calorific value Viscosity Freezing point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline is a measure of its Smoke point Ignition delay Ignition temperature Resistance to knock Smoke point Ignition delay Ignition temperature Resistance to knock ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Fluctuation of ambient temperature during day and night Both A & B Presence of unsaturated air Neither A nor B Fluctuation of ambient temperature during day and night Both A & B Presence of unsaturated air Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of kerosene is the None of these Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp Temperature at which smoking starts Time after which smoking starts on burning None of these Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp Temperature at which smoking starts Time after which smoking starts on burning ANSWER DOWNLOAD EXAMIANS APP
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