Petroleum Refinery Engineering Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C. 70 140 50 90 70 140 50 90 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Ethyl nitrate or acetone Tetramethyllead Tetraethyl lead None of these Ethyl nitrate or acetone Tetramethyllead Tetraethyl lead None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Nitrogen compounds Organometallic compounds Oxygen compounds Sulphur compounds Nitrogen compounds Organometallic compounds Oxygen compounds Sulphur compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The conductivity of crude oil-water mixture depends on the Water percentage PH value Temperature All of these Water percentage PH value Temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The octane number of aviation gasoline may be 87 79 97 >100 87 79 97 >100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Paraffin base crude oil as compared to asphalt base crude gives Higher octane number gasoline Lower viscosity index lube oil Poorer yield of lube oil Higher yield of straight run gasoline Higher octane number gasoline Lower viscosity index lube oil Poorer yield of lube oil Higher yield of straight run gasoline ANSWER DOWNLOAD EXAMIANS APP
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