Petroleum Refinery Engineering Waxes present in petroleum products Crystallise out at low temperature Decrease their viscosity Can be separated out by distillation Are not soluble in them Crystallise out at low temperature Decrease their viscosity Can be separated out by distillation Are not soluble in them ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum is believed to have originated from __________ sources. Vegetable Both A & B Animal Neither A nor B Vegetable Both A & B Animal Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The best method of determining sulphur in crude oil is by the __________ method. Junkar's calorimeter Kjeldah Duma Bomb calorimeter Junkar's calorimeter Kjeldah Duma Bomb calorimeter ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest viscosity (at a given temperature) of all? Lube oil Naphtha Kerosene Diesel Lube oil Naphtha Kerosene Diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline produced by two stage fluidised catalytic cracking process is 92 80 87 97 92 80 87 97 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Oleophobic Both A & B Oleophilic Neither A nor B Oleophobic Both A & B Oleophilic Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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