Petroleum Refinery Engineering Mercaptans are added to liquefied petroleum gas (LPG) to Increase its calorific value Reduce its cost Assist in checking its leakage from cylinder Narrow down its explosion limit Increase its calorific value Reduce its cost Assist in checking its leakage from cylinder Narrow down its explosion limit ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). 3 0.03 35 70 3 0.03 35 70 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Flash point of diesel/kerosene (>50°C) is determined by the None of these Saybolt chromometer Abel apparatus Pensky-Martens apparatus None of these Saybolt chromometer Abel apparatus Pensky-Martens apparatus ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C. 70 50 140 90 70 50 140 90 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Bomb method and quartz tube method Quartz tube method and lamp method Lamp method and bomb method Bomb method and lamp method Bomb method and quartz tube method Quartz tube method and lamp method Lamp method and bomb method Bomb method and lamp method ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Testing of the knocking characteristics of petrofuels is done in a __________ engine. CFR (Co-operative fuel research) Carnot Stirling Diesel CFR (Co-operative fuel research) Carnot Stirling Diesel ANSWER DOWNLOAD EXAMIANS APP