Petroleum Refinery Engineering Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is Less than 25 More than 100 Between 50 and 100 Round about 100 Less than 25 More than 100 Between 50 and 100 Round about 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Quartz tube method and lamp method Bomb method and quartz tube method Lamp method and bomb method Bomb method and lamp method Quartz tube method and lamp method Bomb method and quartz tube method Lamp method and bomb method Bomb method and lamp method ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petrolatum is None of these Petroleum coke Same as petroleum ether A mixture of microcrystalline wax in viscous hydrocarbon liquids None of these Petroleum coke Same as petroleum ether A mixture of microcrystalline wax in viscous hydrocarbon liquids ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feed for reforming is generally Naphtha or straight run gasoline Vacuum gas oil Reduced crude Atmospheric gas oil Naphtha or straight run gasoline Vacuum gas oil Reduced crude Atmospheric gas oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In solutizer sweetening process, solutizer solution used is Naphthenic acid in Mercapsol process Methanol in Unisol process Both A & B Neither A nor B Naphthenic acid in Mercapsol process Methanol in Unisol process Both A & B Neither A nor B 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 Reduce gum content in gasoline Increase the yield of light distillates Enhance the octane number of gasoline Suppress coke formation Reduce gum content in gasoline Increase the yield of light distillates Enhance the octane number of gasoline Suppress coke formation ANSWER DOWNLOAD EXAMIANS APP
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