Petroleum Refinery Engineering Molecular weight of crude oil is in the range of 450-550 100-120 230-250 600-850 450-550 100-120 230-250 600-850 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most widely used crude topping column in refineries is the __________ column. Perforated plate Fluidised bed Bubble-cap Packed bed Perforated plate Fluidised bed Bubble-cap Packed bed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Decreases gum formation Leads to corrosion Helps during stabilisation Increases lead susceptibility Decreases gum formation Leads to corrosion Helps during stabilisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercapsol and Unisol processes are meant for the Decoloration Dewaxing Removal of mercaptans Dearomatisation of kerosene Decoloration Dewaxing Removal of mercaptans Dearomatisation of kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Mercaptans Asphalt Waxes Diolefins Mercaptans Asphalt Waxes Diolefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Gives higher yield of petrol Higher sulphur content in the product Higher gum forming material in petrol Lower octane number of petrol Gives higher yield of petrol Higher sulphur content in the product Higher gum forming material in petrol Lower octane number of petrol ANSWER DOWNLOAD EXAMIANS APP
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