Petroleum Refinery Engineering Aromatics have the highes __________ of all the hydrocarbons of same carbon atoms. Smoke point Viscosity Cetane number Octane number Smoke point Viscosity Cetane number Octane number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? Naphthenes I-paraffins Olefins Aromatics Naphthenes I-paraffins 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 Suppress coke formation Increase the yield of light distillates Reduce gum content in gasoline Enhance the octane number of gasoline Suppress coke formation Increase the yield of light distillates Reduce gum content in gasoline Enhance the octane number of gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has High self-ingnition temperature High pour point and low smoke point All of these Low viscosity index High self-ingnition temperature High pour point and low smoke point All of these Low viscosity index ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the most widely used cracking process in oil refineries? Houdry's fixed bed process Fluidised bed catalytic cracking process T.C.C. moving bed process Dubbs process Houdry's fixed bed process Fluidised bed catalytic cracking process T.C.C. moving bed process Dubbs process ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Butadiene is a/an Olefin Di-olefin Aromatic Naphthene Olefin Di-olefin Aromatic Naphthene ANSWER DOWNLOAD EXAMIANS APP
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