Petroleum Refinery Engineering Which of the following is the most widely used cracking process in oil refineries? T.C.C. moving bed process Fluidised bed catalytic cracking process Houdry's fixed bed process Dubbs process T.C.C. moving bed process Fluidised bed catalytic cracking process Houdry's fixed bed process Dubbs process ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke volatility index is equal to smoke point plus 0.84 x (% distilled at 204°C) 10 mm. approximately 0.42 x(% distilled at 204°C) 5 mm 0.84 x (% distilled at 204°C) 10 mm. approximately 0.42 x(% distilled at 204°C) 5 mm ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Olefins are None of these Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons Present in substantially good quantity in crude petroleum None of these Unsaturated cyclic compounds (hydrocarbons) Saturated hydrocarbons Present in substantially good quantity in crude petroleum ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the endothermic reaction out of the following: Catalytic cracking Catalytic polymerisation Hydrocracking Dehydrogeneration of naphthene to produce aromatic Catalytic cracking Catalytic polymerisation Hydrocracking Dehydrogeneration of naphthene to produce aromatic ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. With increase in the reactor pressure, octane number of gasoline decreases Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor temperature, gasoline yield decreases for a given conversion All of these With increase in the reactor pressure, octane number of gasoline decreases Percentage conversion increases with increase in the catalyst to oil ratio With increase in the reactor temperature, gasoline yield decreases for a given conversion All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher viscosity of lubricating oil usually signifies Lower Reid vapour pressure Higher acid number Lower flash point and fire point Higher flash point and fire point Lower Reid vapour pressure Higher acid number Lower flash point and fire point Higher flash point and fire point ANSWER DOWNLOAD EXAMIANS APP
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