Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane Methyl ethyl ketone (MEK) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphthenic acid is a/an __________ compound. None of these Sulphur Oxygen Nitrogen None of these Sulphur Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Performance number of a liquid fuel is related to its Wax content Sulphur content Spontaneous ignition temperature Knocking tendency Wax content Sulphur content Spontaneous ignition temperature Knocking tendency ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the most suitable feed for platforming process (reforming)? Naphtha Fuel oil Atmospheric residue Olefinic hydrocarbon Naphtha Fuel oil Atmospheric residue Olefinic hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? I-paraffins Naphthenes Olefins Aromatics I-paraffins Naphthenes Olefins Aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm² is maintained during cracking mainly to Increase the yield of light distillates Suppress coke formation Reduce gum content in gasoline Enhance the octane number of gasoline Increase the yield of light distillates Suppress coke formation Reduce gum content in gasoline Enhance the octane number of gasoline ANSWER DOWNLOAD EXAMIANS APP
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