Petroleum Refinery Engineering Flash point of an oil is determined by the Ramsbottom apparatus Conradson apparatus Saybolt viscometer Pensky Martens apparatus Ramsbottom apparatus Conradson apparatus Saybolt viscometer Pensky Martens apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 1 centistoke is equal to __________ Redwood I seconds. 0.408 1 4.08 40.8 0.408 1 4.08 40.8 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Removal of light fractions from crude oil is called its Dehydration Sweetening Visbreaking Stabilisation Dehydration Sweetening Visbreaking Stabilisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products Decrease their viscosity Are not soluble in them Crystallise out at low temperature Can be separated out by distillation Decrease their viscosity Are not soluble in them Crystallise out at low temperature Can be separated out by distillation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest cetane number? I-paraffins Naphthene Olefins Aromatics I-paraffins Naphthene Olefins Aromatics 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 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 Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond ANSWER DOWNLOAD EXAMIANS APP
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