Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Remove wax Depress its pour point Precipitate wax Dissolve wax Remove wax Depress its pour point Precipitate wax Dissolve wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher viscosity of lubricating oil usually signifies Lower Reid vapour pressure Higher flash point and fire point Lower flash point and fire point Higher acid number Lower Reid vapour pressure Higher flash point and fire point Lower flash point and fire point Higher acid number ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The reservoir rock containing petroleum has Both B and C High porosity Low porosity High permeability Both B and C High porosity Low porosity High permeability ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its Molecular weight Aromatics content Neither A nor B Both A & B Molecular weight Aromatics content Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Aromatics Naphthenic acid Mercaptans Paraffins Aromatics Naphthenic acid Mercaptans Paraffins 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
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