Petroleum Refinery Engineering Which of the following has the highest octane number? Olefins Naphthenes I-paraffins Aromatics Olefins Naphthenes I-paraffins Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas. Quantity of butane Calorific value Unsaturated hydrocarbon content Quantity of propane Quantity of butane Calorific value Unsaturated hydrocarbon content Quantity of propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run petrol as compared to methyl/ethyl alcohol has Higher ignition temperature Lower octane number Lower calorific value Higher specific gravity Higher ignition temperature Lower octane number Lower calorific value Higher specific gravity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of reformed gasoline may be upto 80 90 60 70 80 90 60 70 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering True vapour pressure of a petroleum fraction __________ Reid vapour pressure. May be either more or less than Is less than Is same as Is more than May be either more or less than Is less than Is same as Is more than ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Maintain the reaction temperature Obviate catalyst poisoning Sustain the reactor pressure Hydrogenate the feed stock Maintain the reaction temperature Obviate catalyst poisoning Sustain the reactor pressure Hydrogenate the feed stock ANSWER DOWNLOAD EXAMIANS APP
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