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 Enhance the octane number of gasoline Increase the yield of light distillates Reduce gum content in gasoline Suppress coke formation Enhance the octane number of gasoline Increase the yield of light distillates Reduce gum content in gasoline Suppress coke formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon/hydrogen ratio (by weight) is maximum (out of following) for Kerosene Light gas oil Gasoline Heavy fuel oil Kerosene Light gas oil Gasoline Heavy fuel oil ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most widely used solvent for dewaxing is Naphtha Sodium plumbite Petroleum ether Methyl-ethyl-ketone (MEK) Naphtha Sodium plumbite Petroleum ether Methyl-ethyl-ketone (MEK) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude oil is in the range of 450-550 100-120 600-850 230-250 450-550 100-120 600-850 230-250 ANSWER DOWNLOAD EXAMIANS APP
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 Tanks used for the storage of petroleum products (which are inflammable) should be painted with a __________ paint. Black Red Yellow White Black Red Yellow White ANSWER DOWNLOAD EXAMIANS APP