Petroleum Refinery Engineering Antioxidants are added in petrol to Impart colour to it, for easy identification Prevent icing of the carburettor Minimise the gum formation Prevent the lead build up in engines Impart colour to it, for easy identification Prevent icing of the carburettor Minimise the gum formation Prevent the lead build up in engines ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is almost absent in crude petroleum? Mercaptans Naphthenes Cycloparaffins Olefins Mercaptans Naphthenes Cycloparaffins Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Higher vapour pressure of gasoline indicates High breathing loss Low flash point Both A & B Neither A nor B High breathing loss Low flash point Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because Lighter/low boiling products are prone to thermal decomposition High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose High purity products can be obtained thereby None of these Lighter/low boiling products are prone to thermal decomposition High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose High purity products can be obtained thereby None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following tests is not done for transformer oil? Aniline point Dielectric strength Flash point and acid value Copper strip corrosion test Aniline point Dielectric strength Flash point and acid value Copper strip corrosion test ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Aniline point test of an oil qualitatively indicates the __________ content of an oil. Aromatic Olefin Naphthene Paraffin Aromatic Olefin Naphthene Paraffin ANSWER DOWNLOAD EXAMIANS APP