Petroleum Refinery Engineering The general formula of naphthenes is Same as that for olefins i.e. CnH2n CnH2n + 2 CnH2n - 6 (where, n ≥ 6) CnHn - 4 Same as that for olefins i.e. CnH2n CnH2n + 2 CnH2n - 6 (where, n ≥ 6) CnHn - 4 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Hydrogen percentage (by weight) in crude petroleum may be about 5 25 35 15 5 25 35 15 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Older crude petroleum Gives less tar Is light and better All of these Gives more distillates Gives less tar Is light and better All of these Gives more distillates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. 100 10 1000-10000 200-300 100 10 1000-10000 200-300 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Fuel oil is subjected to visbreaking to reduce its Pour point All of these Viscosity Pressure drop on pumping Pour point All of these Viscosity Pressure drop on pumping ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? Engler theory All of these Carbide theory Modern theory Engler theory All of these Carbide theory Modern theory ANSWER DOWNLOAD EXAMIANS APP
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