Petroleum Refinery Engineering Extractor temperature is maintained at -20°C in Edeleanu process to reduce the __________ of kerosene. Smoke point Aromatics Naphthenes Paraffins Smoke point Aromatics Naphthenes Paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Act as an antioxidant Increase its pour point Improve the octane number Reduce its viscosity Act as an antioxidant Increase its pour point Improve the octane number Reduce its viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil 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 Higher sulphur content in the product Lower octane number of petrol Gives higher yield of petrol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run petrol as compared to methyl/ethyl alcohol has Higher specific gravity Higher ignition temperature Lower calorific value Lower octane number Higher specific gravity Higher ignition temperature Lower calorific value Lower octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feed for reforming is generally Atmospheric gas oil Vacuum gas oil Naphtha or straight run gasoline Reduced crude Atmospheric gas oil Vacuum gas oil Naphtha or straight run gasoline Reduced crude ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for polymerisation is Low boiling aromatics Cracked gases rich in C₂ & C₄ olefins None of these Naphtha Low boiling aromatics Cracked gases rich in C₂ & C₄ olefins None of these Naphtha ANSWER DOWNLOAD EXAMIANS APP
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