Steam Boilers, Engines, Nozzles and Turbines A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as Superheater Blow off cock Stop valve Fusible plug Superheater Blow off cock Stop valve Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The three "Ts" for good combustion are Total air, true fuel, and turbulence Total air, time, and temperature Temperature, time, and turbulence Thorough mixing, total air and temperature Total air, true fuel, and turbulence Total air, time, and temperature Temperature, time, and turbulence Thorough mixing, total air and temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Volume at cut-off to the swept volume Swept volume to the volume at cut-off Clearance volume to the swept volume Swept volume to the clearance volume Volume at cut-off to the swept volume Swept volume to the volume at cut-off Clearance volume to the swept volume Swept volume to the clearance volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small capacity boilers is to Pump water, similar to boiler feed pump Inject chemical solution in feed pump Create vacuum Add make up water in the system Pump water, similar to boiler feed pump Inject chemical solution in feed pump Create vacuum Add make up water in the system ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hygrometry deals with the Water vapor in air Hygroscopic substances Pressure of air Temperature of air Water vapor in air Hygroscopic substances Pressure of air Temperature of air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Stoichiometric quantity of air is the Air required for optimum combustion so as to have reasonable excess air Air required to convert CO into CO₂ Air required for complete combustion of fuel with no excess air Air present in atmosphere at NTP conditions Air required for optimum combustion so as to have reasonable excess air Air required to convert CO into CO₂ Air required for complete combustion of fuel with no excess air Air present in atmosphere at NTP conditions ANSWER DOWNLOAD EXAMIANS APP