Petroleum Refinery Engineering Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C. 70 90 50 140 70 90 50 140 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pour point of a petrofuel is None of these Multiple of 5°F 5°C below the temperature at which oil ceases to flow Multiple of 3°F None of these Multiple of 5°F 5°C below the temperature at which oil ceases to flow Multiple of 3°F ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Antioxidants are added in petrol to Prevent the lead build up in engines Minimise the gum formation Prevent icing of the carburettor Impart colour to it, for easy identification Prevent the lead build up in engines Minimise the gum formation Prevent icing of the carburettor Impart colour to it, for easy identification ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest gum forming tendency in gosoline? Naphthenes Paraffins Aromatics Diolefins Naphthenes Paraffins Aromatics Diolefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest octane number? Olefins Aromatics I-paraffins Naphthenes Olefins Aromatics I-paraffins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following gasolines (unleaded) has the least octane number? Polymer gasoline Catalytically reformed gasoline Straight run gasoline Catalytically cracked gasoline Polymer gasoline Catalytically reformed gasoline Straight run gasoline Catalytically cracked gasoline ANSWER DOWNLOAD EXAMIANS APP