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 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 Smoking tendency of paraffins increases with decrease in its molecular weight ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher boiling fractions like atmospheric residue is distilled under vacuum at low temperature because at high temperature, there is a tendency of the predominance of Gum formation Coking Thermal cracking Discoloration Gum formation Coking Thermal cracking Discoloration ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The condesate obtained on compression of wet natural gas is termed as Liquid natural gas None of these Natural gasoline Liquefied natural gasoline Liquid natural gas None of these Natural gasoline Liquefied natural gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Hydrogen percentage (by weight) in crude petroleum may be about 25 5 15 35 25 5 15 35 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest viscosity of all (at a given temperature)? Naphtha Fuel oil Petrol Light diesel oil Naphtha Fuel oil Petrol Light diesel oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Lamp method and bomb method Quartz tube method and lamp method Bomb method and quartz tube method Bomb method and lamp method Lamp method and bomb method Quartz tube method and lamp method Bomb method and quartz tube method Bomb method and lamp method ANSWER DOWNLOAD EXAMIANS APP