Petroleum Refinery Engineering Waxes present in petroleum products Decrease their viscosity Crystallise out at low temperature Are not soluble in them Can be separated out by distillation Decrease their viscosity Crystallise out at low temperature Are not soluble in them Can be separated out by distillation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The octane number of aviation gasoline may be 79 >100 97 87 79 >100 97 87 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Butadiene is a/an Di-olefin Naphthene Aromatic Olefin Di-olefin Naphthene Aromatic Olefin ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones. Sulphur decreases Sulphur increases Nitrogen decreases None of these Sulphur decreases Sulphur increases Nitrogen decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In petroleum refining, the process used for conversion of hydrocarbons to aromatics is Alkylation Catalytic cracking Hydrotreating Catalytic reforming Alkylation Catalytic cracking Hydrotreating Catalytic reforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Main boring diameter for petroleum well is 20-30 cms in diameter, while the depth of the oil well may be about __________ kms. 15-20 1.5 to 4.5 7.5 to 12.5 0.1 to 0.5 15-20 1.5 to 4.5 7.5 to 12.5 0.1 to 0.5 ANSWER DOWNLOAD EXAMIANS APP
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