Petroleum Refinery Engineering Molecular weight of crude petroleum may be around 50 250 1500 5000 50 250 1500 5000 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering An upper limit of oil content is limited to about __________ percent for achieving efficient and satisfactory level of wax sweating. 60 15 40 5 60 15 40 5 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its Neither A nor B Both A & B Aromatics content Molecular weight Neither A nor B Both A & B Aromatics content Molecular weight 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 Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? Carbide theory All of these Engler theory Modern theory Carbide theory All of these Engler theory Modern theory ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Products drawn from the top to bottom of the crude oil distillation column has progressively increasing Molecular weight All of these C/H ratio Boiling points Molecular weight All of these C/H ratio Boiling points ANSWER DOWNLOAD EXAMIANS APP
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