Petroleum Refinery Engineering Research octane number refers to the Low octane number motor fuels Unleaded motor fuels High octane number aviation fuels High octane number motor fuels Low octane number motor fuels Unleaded motor fuels High octane number aviation fuels High octane number motor fuels ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of a good burning kerosene may be around __________ mm. 100-120 20-25 0-5 60-75 100-120 20-25 0-5 60-75 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A typical yield of diesel in straight run distillation of crude oil may be about __________ percent. 8 18 28 35 8 18 28 35 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sour crude means the __________ bearing crude. Sulphur compounds Nitrogen compounds Asphalt Wax Sulphur compounds Nitrogen compounds Asphalt Wax 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 Enhance the octane number of gasoline Reduce gum content in gasoline Increase the yield of light distillates Suppress coke formation Enhance the octane number of gasoline Reduce gum content in gasoline Increase the yield of light distillates Suppress coke formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Visbreaking Produces gasoline only Is carried out at atmospheric pressure Uses natural gas as feed Produces fuel oil of lower viscosity Produces gasoline only Is carried out at atmospheric pressure Uses natural gas as feed Produces fuel oil of lower viscosity ANSWER DOWNLOAD EXAMIANS APP
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