Steam Boilers, Engines, Nozzles and Turbines Tertiary air is the air used to Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Cool the scanners Transport and dry the coal Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Cool the scanners Transport and dry the coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is Less Same Could be more or less depending on other factors More Less Same Could be more or less depending on other factors More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The behavior of coal in a furnace is determined by The exact analysis The proximate analysis The content of sulphur The content of ash and heating value The exact analysis The proximate analysis The content of sulphur The content of ash and heating value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Steam turbines are used for Electric power generation Direct drive of fans, compressors, pumps All of these Large marine propulsion Electric power generation Direct drive of fans, compressors, pumps All of these Large marine propulsion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.3 0.21 0.23 0.4 0.3 0.21 0.23 0.4 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water and sediment in fuel oil can be removed by Suspension Heating the oil in the settling tanks Burning the oil Cooling the oil in the settling tanks Suspension Heating the oil in the settling tanks Burning the oil Cooling the oil in the settling tanks ANSWER DOWNLOAD EXAMIANS APP