Petroleum Refinery Engineering Hydrogen percentage (by weight) in crude petroleum may be about 5 25 15 35 5 25 15 35 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is not a sulphur compound present in petroleum ? Thiophenes Mercaptans Sulphones Pyroles Thiophenes Mercaptans Sulphones Pyroles ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for the production of biodiesel is LSHS Used vegetable oils Bagasse Herbal plants LSHS Used vegetable oils Bagasse Herbal plants 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 Increase the yield of light distillates Enhance the octane number of gasoline Reduce gum content in gasoline Suppress coke formation Increase the yield of light distillates Enhance the octane number of gasoline Reduce gum content in gasoline Suppress coke formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher boiling fractions like atmospheric residue is distilled under vacuum at low temperature because at high temperature, there is a tendency of the predominance of Gum formation Thermal cracking Coking Discoloration Gum formation Thermal cracking Coking Discoloration ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil produced by Indian oil fields are predominantly __________ in nature. Asphaltic Mixed base Naphthenic Paraffinic Asphaltic Mixed base Naphthenic Paraffinic ANSWER DOWNLOAD EXAMIANS APP
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