Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Tetraethyl lead Tetramethyllead None of these Ethyl nitrate or acetone Tetraethyl lead Tetramethyllead None of these Ethyl nitrate or acetone ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in alkylation process is Silica gel Sulphuric acid Nickel Alumina Silica gel Sulphuric acid Nickel Alumina ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of petrol may be about 40-60 350-400 250-300 100-130 40-60 350-400 250-300 100-130 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Less than 25 More than 100 Between 50 and 100 Round about 100 Less than 25 More than 100 Between 50 and 100 Round about 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering True vapour pressure of a petroleum fraction __________ Reid vapour pressure. Is less than May be either more or less than Is more than Is same as Is less than May be either more or less than Is more than Is same as ANSWER DOWNLOAD EXAMIANS APP
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