Petroleum Refinery Engineering Maximum viscosity of tar/PCM/fuel oil for easy and efficient atomisation in conventional burner is __________ centistokes (or 100 Redwood I seconds). 25 50 5 100 25 50 5 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The order of preference for feedstock to a catalytic reformer is Coking naphtha - virgin naphtha - catalytic naphtha Catalytic naphtha - coking naphtha - virgin naphtha Virgin naphtha - coking naphtha - catalytic naphtha Virgin naphtha - catalytic naphtha - coking naphtha Coking naphtha - virgin naphtha - catalytic naphtha Catalytic naphtha - coking naphtha - virgin naphtha Virgin naphtha - coking naphtha - catalytic naphtha Virgin naphtha - catalytic naphtha - coking naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for polymerisation is Cracked gases rich in C₂ & C₄ olefins Naphtha Low boiling aromatics None of these Cracked gases rich in C₂ & C₄ olefins Naphtha Low boiling aromatics None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest viscosity of all (at a given temperature)? Petrol Fuel oil Light diesel oil Naphtha Petrol Fuel oil Light diesel oil Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is a naphthene? Butadiene Butene Cyclohexane Acetylene Butadiene Butene Cyclohexane Acetylene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Lower octane number of petrol Gives higher yield of petrol Higher sulphur content in the product Higher gum forming material in petrol Lower octane number of petrol Gives higher yield of petrol Higher sulphur content in the product Higher gum forming material in petrol ANSWER DOWNLOAD EXAMIANS APP
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