Petroleum Refinery Engineering Phenols are added in gasoline to Act as an antioxidant Reduce its viscosity Increase its pour point Improve the octane number Act as an antioxidant Reduce its viscosity Increase its pour point Improve the octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Lane and Garton classification of petroleum is based on its Specific gravity Viscosity Composition Optical properties Specific gravity Viscosity Composition Optical properties ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest cetane number? Aromatics Naphthene I-paraffins Olefins Aromatics Naphthene I-paraffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Diethylene glycol Propane Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic Isomerisation Reforming Polymerisation Cracking Isomerisation Reforming Polymerisation Cracking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The terminology used for the bottom most product from the vacuum crude distillation unit is Reduced crude Residuum Residual crude Petrolatum Reduced crude Residuum Residual crude Petrolatum ANSWER DOWNLOAD EXAMIANS APP
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