Petroleum Refinery Engineering Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octance is chemically known as Tetra methyl ethylene 1, 3 butadiene α-methyl naphthalene 2-2-4 tri methyl pentane Tetra methyl ethylene 1, 3 butadiene α-methyl naphthalene 2-2-4 tri methyl pentane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Diesel index.(an alternative index for expressing the quality of diesel) is All of these Equal to cetane number plus 3 Determined by using a test engine Not related to aniline point All of these Equal to cetane number plus 3 Determined by using a test engine Not related to aniline point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphtha yield in straight run distillation of crude oil may be about __________ percent. 2 18 6 12 2 18 6 12 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Quartz tube method and lamp method Lamp method and bomb method Bomb method and lamp method Bomb method and quartz tube method Quartz tube method and lamp method Lamp method and bomb method Bomb method and lamp method Bomb method and quartz tube method ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Road grade bitumen is produced from vacuum residue by its Hydrogenation Steam reforming Aeration Pyrolysis Hydrogenation Steam reforming Aeration Pyrolysis ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Cracking is Favoured at very low temperature An exothermic reaction None of these An endothermic reaction Favoured at very low temperature An exothermic reaction None of these An endothermic reaction ANSWER DOWNLOAD EXAMIANS APP
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