Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Oleophilic Neither A nor B Oleophobic Both A & B Oleophilic Neither A nor B Oleophobic Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is a naphthene? Acetylene Butadiene Butene Cyclohexane Acetylene Butadiene Butene Cyclohexane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Doctor's solution used for sweetening of petroleum products is Sodium plumbite Sodium sulphite Lead sulphate Sodium thiosulphate Sodium plumbite Sodium sulphite Lead sulphate Sodium thiosulphate ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Antioxidants are added in petrol to Minimise the gum formation Prevent the lead build up in engines Prevent icing of the carburettor Impart colour to it, for easy identification Minimise the gum formation Prevent the lead build up in engines Prevent icing of the carburettor Impart colour to it, for easy identification 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 Both A & B Aromatics content Neither A nor B Molecular weight Both A & B Aromatics content Neither A nor B Molecular weight ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Higher aromatic content Presence of sulphur Alkylation of unsaturates Oxidation & polymerisation of unsaturates Higher aromatic content Presence of sulphur Alkylation of unsaturates Oxidation & polymerisation of unsaturates ANSWER DOWNLOAD EXAMIANS APP
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