Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Less than 25 Round about 100 More than 100 Between 50 and 100 Less than 25 Round about 100 More than 100 Between 50 and 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of gasoline produced by isomerisation of butane may be about 45 55 70 90 45 55 70 90 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in Edeleanu process is Liquid SO₂ Phenol Furfural Propane Liquid SO₂ Phenol Furfural Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products 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 Decrease their viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes is used for the production of petroleum coke? Reforming Visbreaking Stabilisation Cracking Reforming Visbreaking Stabilisation Cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Aromatics are desired constituents of Kerosene Petrol Diesel Lubricating oil Kerosene Petrol Diesel Lubricating oil ANSWER DOWNLOAD EXAMIANS APP
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