Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is More than 100 Less than 25 Round about 100 Between 50 and 100 More than 100 Less than 25 Round about 100 Between 50 and 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Service temperature Stiffness Variation in viscosity with temperature Lubricating properties (e.g. oilness) Service temperature Stiffness Variation in viscosity with temperature Lubricating properties (e.g. oilness) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The average boiling point of aviation turbine fuel is closest to that of Lubricating oils Diesel LPG Kerosene Lubricating oils Diesel LPG Kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. Steam coil Pipestill None of these Electric immersion Steam coil Pipestill None of these Electric immersion ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Presence of sulphur Alkylation of unsaturates Higher aromatic content Oxidation & polymerisation of unsaturates Presence of sulphur Alkylation of unsaturates Higher aromatic content Oxidation & polymerisation of unsaturates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main use of heavy gas oil produced by the vacuum distillation unit is as a Blending component for petrol Blending component for kerosene Feedstock for fluid catalytic cracking unit None of these Blending component for petrol Blending component for kerosene Feedstock for fluid catalytic cracking unit None of these ANSWER DOWNLOAD EXAMIANS APP
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