Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Oxygen compounds Nitrogen compounds Sulphur compounds Organometallic compounds Oxygen compounds Nitrogen compounds Sulphur compounds Organometallic compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene? Alkylation Hydrocracking Pyrolysis Reforming Alkylation Hydrocracking Pyrolysis Reforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has Low viscosity index High self-ingnition temperature All of these High pour point and low smoke point Low viscosity index High self-ingnition temperature All of these High pour point and low smoke point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cetane number of high speed diesel must be? 45 95 30 75 45 95 30 75 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The yield of straight run LPG from crude oil is about __________ weight percent. 20-25 0.1-0.2 1-1.5 44119 20-25 0.1-0.2 1-1.5 44119 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Diesel index.(an alternative index for expressing the quality of diesel) is Equal to cetane number plus 3 Determined by using a test engine All of these Not related to aniline point Equal to cetane number plus 3 Determined by using a test engine All of these Not related to aniline point ANSWER DOWNLOAD EXAMIANS APP