Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has High pour point and low smoke point Low viscosity index All of these High self-ingnition temperature High pour point and low smoke point Low viscosity index All of these High self-ingnition temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent. 18 10 26 4 18 10 26 4 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Variation in viscosity with temperature Lubricating properties (e.g. oilness) Stiffness Service temperature Variation in viscosity with temperature Lubricating properties (e.g. oilness) Stiffness Service temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Performance number of a liquid fuel is related to its Sulphur content Wax content Knocking tendency Spontaneous ignition temperature Sulphur content Wax content Knocking tendency Spontaneous ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is almost absent in crude petroleum? Olefins Mercaptans Cycloparaffins Naphthenes Olefins Mercaptans Cycloparaffins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Fuel oil is subjected to visbreaking to reduce its Pressure drop on pumping Pour point Viscosity All of these Pressure drop on pumping Pour point Viscosity All of these ANSWER DOWNLOAD EXAMIANS APP
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