Petroleum Refinery Engineering Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency? Aromatics Paraffins Naphthenes Iso-paraffins Aromatics Paraffins Naphthenes Iso-paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Increase in the specific gravity of petroleum products indicates Higher H/C ratio Decrease in paraffin content Increase in thermal energy per unit weight Increase in aromatic content Higher H/C ratio Decrease in paraffin content Increase in thermal energy per unit weight Increase in aromatic content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because None of these Lighter/low boiling products are prone to thermal decomposition High purity products can be obtained thereby High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose None of these Lighter/low boiling products are prone to thermal decomposition High purity products can be obtained thereby High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose 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 propane Quantity of butane Unsaturated hydrocarbon content Calorific value Quantity of propane Quantity of butane Unsaturated hydrocarbon content Calorific value ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Older crude petroleum Is light and better Gives more distillates All of these Gives less tar Is light and better Gives more distillates All of these Gives less tar ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline produced by two stage fluidised catalytic cracking process is 87 80 97 92 87 80 97 92 ANSWER DOWNLOAD EXAMIANS APP
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