Petroleum Refinery Engineering Mercaptans is represented as (where R and R' are alkyl groups) R-S-R R-S-R' R-COOH R-S-H R-S-R R-S-R' R-COOH R-S-H ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than __________ mg/kg of kerosene. 20 500 100 1 20 500 100 1 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature. Same as Less than More than Either more or less; depends on the room temperature Same as Less than More than Either more or less; depends on the room temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Obviate catalyst poisoning Maintain the reaction temperature Sustain the reactor pressure Hydrogenate the feed stock Obviate catalyst poisoning Maintain the reaction temperature Sustain the reactor pressure Hydrogenate the feed stock 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 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 aromatics decreases with increase in its molecular weight Smoking tendency of hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics 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 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline is a measure of its Resistance to knock Ignition delay Ignition temperature Smoke point Resistance to knock Ignition delay Ignition temperature Smoke point ANSWER DOWNLOAD EXAMIANS APP