Petroleum Refinery Engineering Antioxidants are added in petrol to Prevent the lead build up in engines Minimise the gum formation Prevent icing of the carburettor Impart colour to it, for easy identification Prevent the lead build up in engines Minimise the gum formation Prevent icing of the carburettor Impart colour to it, for easy identification ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most widely used solvent for dewaxing is Sodium plumbite Petroleum ether Methyl-ethyl-ketone (MEK) Naphtha Sodium plumbite Petroleum ether Methyl-ethyl-ketone (MEK) Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is used as a catalyst in fluidised bed catalytic cracking? Bentonite clays Silica-magnesia All of these Silica-alumina Bentonite clays Silica-magnesia All of these Silica-alumina ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A petroleum well is called 'dry', if it contains Very little oil No natural gas All of these Only natural gas Very little oil No natural gas All of these Only natural gas ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Paraffins Mercaptans Aromatics Naphthenic acid Paraffins Mercaptans Aromatics Naphthenic acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Both asphalt and wax are produced by __________ base crude oils. Paraffin Mixed Asphalt Naphthenic Paraffin Mixed Asphalt Naphthenic ANSWER DOWNLOAD EXAMIANS APP
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