Petroleum Refinery Engineering Mercaptans are added to liquefied petroleum gas (LPG) to Reduce its cost Assist in checking its leakage from cylinder Narrow down its explosion limit Increase its calorific value Reduce its cost Assist in checking its leakage from cylinder Narrow down its explosion limit Increase its calorific value ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of reformed gasoline may be upto 60 80 90 70 60 80 90 70 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is almost absent in crude petroleum? Olefins Cycloparaffins Mercaptans Naphthenes Olefins Cycloparaffins Mercaptans Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In solutizer sweetening process, solutizer solution used is Naphthenic acid in Mercapsol process Neither A nor B Methanol in Unisol process Both A & B Naphthenic acid in Mercapsol process Neither A nor B Methanol in Unisol process Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following gasolines (unleaded) has the least octane number? Catalytically reformed gasoline Polymer gasoline Catalytically cracked gasoline Straight run gasoline Catalytically reformed gasoline Polymer gasoline Catalytically cracked gasoline Straight run gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium plumbite Sodium thiosulphate Lead sulphate Sodium sulphite Sodium plumbite Sodium thiosulphate Lead sulphate Sodium sulphite ANSWER DOWNLOAD EXAMIANS APP
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