Petroleum Refinery Engineering Which one is preferred for aircraft engine? High freezing point aviation fuel None of these Low viscosity index lube oil High viscosity index lube oil High freezing point aviation fuel None of these Low viscosity index lube oil High viscosity index lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Fuel oil is subjected to visbreaking to reduce its Pour point All of these Viscosity Pressure drop on pumping Pour point All of these Viscosity Pressure drop on pumping ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Leads to corrosion Helps during stabilisation Decreases gum formation Increases lead susceptibility Leads to corrosion Helps during stabilisation Decreases gum formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Lower octane number of petrol Higher sulphur content in the product Higher gum forming material in petrol Gives higher yield of petrol Lower octane number of petrol Higher sulphur content in the product Higher gum forming material in petrol Gives higher yield of petrol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of an oil is determined by the Ramsbottom apparatus Saybolt viscometer Conradson apparatus Pensky Martens apparatus Ramsbottom apparatus Saybolt viscometer Conradson apparatus Pensky Martens apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Percentage of straight run gasoline in a typical crude oil may be around 18 38 6 52 18 38 6 52 ANSWER DOWNLOAD EXAMIANS APP
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