Petroleum Refinery Engineering Which of the following is an additive used for improving the cetane number of diesel? Ethyl nitrate or acetone None of these Tetraethyl lead Tetramethyllead Ethyl nitrate or acetone None of these Tetraethyl lead Tetramethyllead ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering H/C ratio (by weight) for the same number of carbon atoms is the highest in case of Aromatics Olefins Paraffins Naphthenes Aromatics Olefins Paraffins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphthenic acid is a/an __________ compound. None of these Nitrogen Oxygen Sulphur None of these Nitrogen Oxygen Sulphur ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is the most ideal feed stock for 'coking' process used for the manufacture of petroleum coke? Vacuum residue Light gas oil Naphtha Diesel Vacuum residue Light gas oil Naphtha Diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Leads to corrosion Helps during stabilisation Decreases gum formation Increases lead susceptibility Leads to corrosion Helps during stabilisation Decreases gum formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction Heavy distillates Intermediate distillates Residues Light ends Heavy distillates Intermediate distillates Residues Light ends ANSWER DOWNLOAD EXAMIANS APP