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 for complete combustion of fuel with no excess air Air required to convert CO into CO₂ Air present in atmosphere at NTP conditions Air required for optimum combustion so as to have reasonable excess air Air required for complete combustion of fuel with no excess air Air required to convert CO into CO₂ Air present in atmosphere at NTP conditions ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a safety valve is To blow off steam when the pressure of steam inside the boiler exceeds the working pressure To indicate the water level inside the boiler to an observer None of these To measure pressure of steam inside the steam boiler To blow off steam when the pressure of steam inside the boiler exceeds the working pressure To indicate the water level inside the boiler to an observer None of these To measure pressure of steam inside the steam boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The state of vapor under saturation condition is described by Pressure and dryness fraction Pressure and temperature Pressure alone Temperature alone Pressure and dryness fraction Pressure and temperature Pressure alone Temperature alone ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade. Less than None of these Greater than Equal to Less than None of these Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off ratio is the ratio of Swept volume to the volume at cut-off Clearance volume to the volume at cut-off Volume at cut-off to the clearance volume Volume at cut-off to the swept volume Swept volume to the volume at cut-off Clearance volume to the volume at cut-off Volume at cut-off to the clearance volume Volume at cut-off to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler stays are used to Provide support for boiler Take care of failure in compression Take care of failure in shear Prevent flat surfaces under pressure from tearing apart Provide support for boiler Take care of failure in compression Take care of failure in shear Prevent flat surfaces under pressure from tearing apart ANSWER DOWNLOAD EXAMIANS APP