Petroleum Refinery Engineering Which is almost absent in crude petroleum? Mercaptans Naphthenes Cycloparaffins Olefins Mercaptans Naphthenes Cycloparaffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). 43961 30-80 150-250 350-400 43961 30-80 150-250 350-400 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main reaction in reforming is the Dehydrogenation of naphthenes Hydrogenation of naphthenes Hydrocracking of paraffins Saturation of olefins Dehydrogenation of naphthenes Hydrogenation of naphthenes Hydrocracking of paraffins Saturation of olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur Higher aromatic content Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur Higher aromatic content 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. 1 20 100 500 1 20 100 500 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run petrol as compared to methyl/ethyl alcohol has Lower octane number Lower calorific value Higher ignition temperature Higher specific gravity Lower octane number Lower calorific value Higher ignition temperature Higher specific gravity ANSWER DOWNLOAD EXAMIANS APP
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