Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Higher gum forming material in petrol Lower octane number of petrol Gives higher yield of petrol Higher sulphur content in the product Higher gum forming material in petrol Lower octane number of petrol Gives higher yield of petrol Higher sulphur content in the product ANSWER DOWNLOAD EXAMIANS APP
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 High self-ingnition temperature Low viscosity index All of these High pour point and low smoke point High self-ingnition temperature Low viscosity index All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Tetramethyllead Tetraethyl lead None of these Ethyl nitrate or acetone Tetramethyllead Tetraethyl lead None of these Ethyl nitrate or acetone ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of an oil gives an idea of the Explosion hazards All of these Nature of boiling point diagram of the system Amount of low boiling fraction present Explosion hazards All of these Nature of boiling point diagram of the system Amount of low boiling fraction present ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Clay treatment is used to remove Wax from lube oil Colour & dissolved gases from cracked gasoline None of these Salt from the crude oil Wax from lube oil Colour & dissolved gases from cracked gasoline None of these Salt from the crude oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic Isomerisation Cracking Reforming Polymerisation Isomerisation Cracking Reforming Polymerisation ANSWER DOWNLOAD EXAMIANS APP
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