Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Higher sulphur content in the product Lower octane number of petrol Gives higher yield of petrol Higher gum forming material in petrol Higher sulphur content in the product Lower octane number of petrol Gives higher yield of petrol Higher gum forming material in petrol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is the most effective catalyst used in catalytic cracking of petroleum products? Nickel Zeolite Vanadium pentoxide Iron oxide Nickel Zeolite Vanadium pentoxide Iron oxide ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Reforming Uses naphtha as feedstock All of these Does not much affect the molecular weight of the feed Improves the quality & yield of gasoline Uses naphtha as feedstock All of these Does not much affect the molecular weight of the feed Improves the quality & yield of gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Aromatics Mercaptans Naphthenic acid Paraffins Aromatics Mercaptans Naphthenic acid Paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering With increase in the molecular weight of aromatic present in kerosene, its smoking tendency Is unpredictable Remains same Decreases Increases Is unpredictable Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The doctor's solution comprises of sodium plumbite in Water Aqueous caustic soda Alcohal Soda ash Water Aqueous caustic soda Alcohal Soda ash ANSWER DOWNLOAD EXAMIANS APP
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