Petroleum Refinery Engineering The colour of gasoline is an indication of its None of these Gum forming tendency & thoroughness of refining Octane number Lead susceptibility None of these Gum forming tendency & thoroughness of refining Octane number Lead susceptibility ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In catalytic alkylation, higher iso-butane to olefin ratio gives Both A & B Higher yield Neither A nor B Low final boiling point product Both A & B Higher yield Neither A nor B Low final boiling point product ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude petroleum may be around 5000 250 50 1500 5000 250 50 1500 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 10000 50 5000 1 10000 50 5000 1 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Road grade bitumen is produced from vacuum residue by its Steam reforming Pyrolysis Hydrogenation Aeration Steam reforming Pyrolysis Hydrogenation Aeration 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 Increase the yield of light distillates Reduce gum content in gasoline Enhance the octane number of gasoline Suppress coke formation Increase the yield of light distillates Reduce gum content in gasoline Enhance the octane number of gasoline Suppress coke formation ANSWER DOWNLOAD EXAMIANS APP
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