Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Less than 90% promotes polymerisation More than 98% promotes cracking Neither A nor B Both A & B Less than 90% promotes polymerisation More than 98% promotes cracking Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which parameter is used for the grading of paraffin waxes? Penetration number Specific gravity Melting point Viscosity Penetration number Specific gravity Melting point Viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Aniline point test of an oil qualitatively indicates the __________ content of an oil. Olefin Paraffin Naphthene Aromatic Olefin Paraffin Naphthene Aromatic ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number (unleaded) of gasoline produced by isomerisation of butane may be about 45 55 90 70 45 55 90 70 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A multigrade lubricating oil means an oil having high Viscosity Viscosity index Flash point Aniline point Viscosity Viscosity index Flash point Aniline point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke volatility index is equal to smoke point plus 10 mm. approximately 0.42 x(% distilled at 204°C) 0.84 x (% distilled at 204°C) 5 mm 10 mm. approximately 0.42 x(% distilled at 204°C) 0.84 x (% distilled at 204°C) 5 mm ANSWER DOWNLOAD EXAMIANS APP
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