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 Suppress coke formation 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 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following tests is not done for transformer oil? Copper strip corrosion test Dielectric strength Aniline point Flash point and acid value Copper strip corrosion test Dielectric strength Aniline point Flash point and acid value ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sweetening of petroleum product means the removal of Water Sulphur & its compounds Wax Organic impurities Water Sulphur & its compounds Wax Organic impurities ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. Remains unchanged Decreases linearly Decreases Increases Remains unchanged Decreases linearly Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in the catalytic polymerisation is Nickel Phosphoric acid on kieselghur Aluminium chloride Vanadium pentaoxide Nickel Phosphoric acid on kieselghur Aluminium chloride Vanadium pentaoxide ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of Butane & ethane Methane & carbon monoxide Propane & butane Methane & ethane Butane & ethane Methane & carbon monoxide Propane & butane Methane & ethane ANSWER DOWNLOAD EXAMIANS APP
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