Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Methyl ethyl ketone (MEK) Propane Diethylene glycol Aqueous solution (10% water) of diethylene glycol Methyl ethyl ketone (MEK) Propane Diethylene glycol Aqueous solution (10% water) of diethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Performance number of a liquid fuel is related to its Knocking tendency Wax content Spontaneous ignition temperature Sulphur content Knocking tendency Wax content Spontaneous ignition temperature Sulphur content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon percentage (by weight) in crude petroleum may be about 75 85 95 65 75 85 95 65 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of diesel/kerosene (>50°C) is determined by the Pensky-Martens apparatus Abel apparatus None of these Saybolt chromometer Pensky-Martens apparatus Abel apparatus None of these Saybolt chromometer ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with Methyl alcohol Methane Ethyl alcohol Ethane Methyl alcohol Methane Ethyl alcohol Ethane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Act as an antioxidant Improve the octane number Reduce its viscosity Increase its pour point Act as an antioxidant Improve the octane number Reduce its viscosity Increase its pour point ANSWER DOWNLOAD EXAMIANS APP
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