Petroleum Refinery Engineering Which of the following gasolines (unleaded) has the least octane number? Catalytically reformed gasoline Catalytically cracked gasoline Straight run gasoline Polymer gasoline Catalytically reformed gasoline Catalytically cracked gasoline Straight run gasoline Polymer gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes in oil refinery does not employ 'cracking'? Pyrolysis None of these Visbreaking Coking Pyrolysis None of these Visbreaking Coking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans are added to liquefied petroleum gas (LPG) to Narrow down its explosion limit Assist in checking its leakage from cylinder Reduce its cost Increase its calorific value Narrow down its explosion limit Assist in checking its leakage from cylinder Reduce its cost Increase its calorific value ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene? Pyrolysis Alkylation Reforming Hydrocracking Pyrolysis Alkylation Reforming Hydrocracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? Naphthenes Aromatics I-paraffins Olefins Naphthenes Aromatics I-paraffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphuric acid treatment of petroleum products removes the __________ materials. Color forming Gum forming All of these Asphaltic Color forming Gum forming All of these Asphaltic ANSWER DOWNLOAD EXAMIANS APP
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