Petroleum Refinery Engineering Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatisation by liquid SO₂ extraction (Edeleanu process), its smoke point may become __________ mm. 5 25 10 100 5 25 10 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one is preferred for aircraft engine? None of these High freezing point aviation fuel Low viscosity index lube oil High viscosity index lube oil None of these High freezing point aviation fuel Low viscosity index lube oil High viscosity index lube oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Good quality kerosene should have High aromatics content Low paraffins content Low smoke point High smoke point High aromatics content Low paraffins content Low smoke point High smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Thermofer catalytic cracking process is a __________ process. Non-catalytic Fluidised bed Fixed bed Moving bed Non-catalytic Fluidised bed Fixed bed Moving bed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Dissolve wax Depress its pour point Precipitate wax Remove wax Dissolve wax Depress its pour point Precipitate wax Remove wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? None of these Tetraethyl lead Ethyl nitrate or acetone Tetramethyllead None of these Tetraethyl lead Ethyl nitrate or acetone Tetramethyllead ANSWER DOWNLOAD EXAMIANS APP
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