Petroleum Refinery Engineering Water separometer index (modified) (WSIM) of a petrofuel is the measure of its Water separation characteristics Water absorbing capacity from atmosphere Water content Emulsification tendency Water separation characteristics Water absorbing capacity from atmosphere Water content Emulsification tendency ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products Can be separated out by distillation Are not soluble in them Crystallise out at low temperature Decrease their viscosity Can be separated out by distillation Are not soluble in them Crystallise out at low temperature Decrease their viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement about catalytic polymerisation. H₂SO₄ polymerisation process gives gasoline rich in unsaturates Both A & B Neither A nor B In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive H₂SO₄ polymerisation process gives gasoline rich in unsaturates Both A & B Neither A nor B In H₂SO₄ polymerisation, H₃PO₄ is always used with 2% steam to prevent meta & ortho H₃PO₄ formation, which are inactive ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher vapour pressure of gasoline indicates Both A & B High breathing loss Neither A nor B Low flash point Both A & B High breathing loss Neither A nor B Low flash point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). 0.03 70 3 35 0.03 70 3 35 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Natural gasoline is produced In oil refineries From oil wells By natural gas stripping None of these In oil refineries From oil wells By natural gas stripping None of these ANSWER DOWNLOAD EXAMIANS APP
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