Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Aromatics Naphthenic acid Mercaptans Paraffins Aromatics Naphthenic acid Mercaptans Paraffins ANSWER DOWNLOAD EXAMIANS APP
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). 5 25 50 100 5 25 50 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Good quality kerosene should have High aromatics content Low paraffins content High smoke point Low smoke point High aromatics content Low paraffins content High smoke point Low smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the endothermic reaction out of the following: Catalytic polymerisation Dehydrogeneration of naphthene to produce aromatic Hydrocracking Catalytic cracking Catalytic polymerisation Dehydrogeneration of naphthene to produce aromatic Hydrocracking Catalytic cracking 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 Higher gum forming material in petrol Gives higher yield of petrol Higher sulphur content in the product Lower octane number of petrol Higher gum forming material in petrol Gives higher yield of petrol Higher sulphur content in the product ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of a test sample of kerosene is found to be 15 mm. On removal of __________ from it, the smoke point rises to 25 mm. None of these N-paraffins Olefins Aromatics None of these N-paraffins Olefins Aromatics ANSWER DOWNLOAD EXAMIANS APP
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