Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to Improve its oxidation stability Decrease the breathing loss Increase its smoke point None of these Improve its oxidation stability Decrease the breathing loss Increase its smoke point None of these 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 Intermediate distillates Residues Heavy distillates Light ends Intermediate distillates Residues Heavy distillates Light ends 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 Both A & B Neither A nor B Aromatics content Molecular weight Both A & B Neither A nor B Aromatics content ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pyrolysis of kerosene or natural gasoline is done to produce mainly the Olefins and aromatics Diesel Stabilised gasoline Lighter paraffins Olefins and aromatics Diesel Stabilised gasoline Lighter paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Isomerisation converts the __________ tot-paraffins. Paraffins None of these Naphthenes Olefins Paraffins None of these Naphthenes Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following fractions of petroleum contains maximum sulphur? Atmospheric residue Diesel Naphtha Gasoline Atmospheric residue Diesel Naphtha Gasoline ANSWER DOWNLOAD EXAMIANS APP
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