Petroleum Refinery Engineering Pressure & temperature maintained in catalytic cracking is about 30atm & 200°C 10atm & 500°C 2atm & 500°C 50atm. & 750°C 30atm & 200°C 10atm & 500°C 2atm & 500°C 50atm. & 750°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating. 60 15 40 5 60 15 40 5 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Paraffin base crude oil as compared to asphalt base crude gives Poorer yield of lube oil Higher octane number gasoline Higher yield of straight run gasoline Lower viscosity index lube oil Poorer yield of lube oil Higher octane number gasoline Higher yield of straight run gasoline Lower viscosity index lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C. 50 90 140 70 50 90 140 70 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Olefins are None of these Present in substantially good quantity in crude petroleum Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons None of these Present in substantially good quantity in crude petroleum Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about 3.5 0.1 2.5 1 3.5 0.1 2.5 1 ANSWER DOWNLOAD EXAMIANS APP
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