Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases All of these With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor pressure, octane number of gasoline decreases All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Methyl ethyl ketone (MEK) Diethylene glycol Aqueous solution (10% water) of diethylene glycol Propane Methyl ethyl ketone (MEK) Diethylene glycol Aqueous solution (10% water) of diethylene glycol Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon/hydrogen ratio (by weight) is maximum (out of following) for Heavy fuel oil Gasoline Kerosene Light gas oil Heavy fuel oil Gasoline Kerosene Light gas oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following petroleum products contain minimum sulphur? Furnace oil LSHS Kerosene Naphtha Furnace oil LSHS Kerosene Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans are All of these Low boiling sulphur compounds Added in LPG cylinders to detect gas leakage by its smell Undesirable in petrol, as they reduce its octane number All of these Low boiling sulphur compounds Added in LPG cylinders to detect gas leakage by its smell Undesirable in petrol, as they reduce its octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest gum forming tendency in gosoline? Diolefins Aromatics Paraffins Naphthenes Diolefins Aromatics Paraffins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
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