Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Organometallic compounds Nitrogen compounds Oxygen compounds Sulphur compounds Organometallic compounds Nitrogen compounds Oxygen compounds Sulphur compounds ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pour point and freezing point is equal for Diesel Crude petroleum Petrol Water Diesel Crude petroleum Petrol Water ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. Remains unchanged Decreases Decreases linearly Increases Remains unchanged Decreases Decreases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The pressure (kg/cm² ) and temperature (°C) maintained in electrical desalters for crude oil are respectively 10 and 300 1 and 200 50 and 250 10 and 120 10 and 300 1 and 200 50 and 250 10 and 120 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Antioxidants are added in petrol to Prevent the lead build up in engines Prevent icing of the carburettor Minimise the gum formation Impart colour to it, for easy identification Prevent the lead build up in engines Prevent icing of the carburettor Minimise the gum formation Impart colour to it, for easy identification ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Tanks used for the storage of petroleum products (which are inflammable) should be painted with a __________ paint. Black Yellow White Red Black Yellow White Red ANSWER DOWNLOAD EXAMIANS APP
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