Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Oxygen compounds Organometallic compounds Nitrogen compounds Sulphur compounds Oxygen compounds Organometallic compounds Nitrogen compounds Sulphur compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C. 2 55 30 -40 2 55 30 -40 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Precipitate wax Depress its pour point Remove wax Dissolve wax Precipitate wax Depress its pour point Remove wax Dissolve wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feed for reforming is generally Vacuum gas oil Atmospheric gas oil Reduced crude Naphtha or straight run gasoline Vacuum gas oil Atmospheric gas oil Reduced crude Naphtha or straight run gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke point of a test sample of kerosene is found to be 15 mm. On removal of __________ from it, the smoke point rises to 25 mm. Olefins None of these Aromatics N-paraffins Olefins None of these Aromatics N-paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is not a sulphur compound present in petroleum ? Pyroles Mercaptans Thiophenes Sulphones Pyroles Mercaptans Thiophenes Sulphones ANSWER DOWNLOAD EXAMIANS APP
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