Steam Boilers, Engines, Nozzles and Turbines Reheating of steam in a turbine Increases the work-done through the turbine Reduces wear on the blades Increases the efficiency of the turbine All of these Increases the work-done through the turbine Reduces wear on the blades Increases the efficiency of the turbine All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Orsat meter is used for Measuring smoke density of flue gases Mass flow of the flue gases Volumetric analysis of the flue gases Gravimetric analysis of the flue gases Measuring smoke density of flue gases Mass flow of the flue gases Volumetric analysis of the flue gases Gravimetric analysis of the flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to reduce the rotor speed of an impulse turbine, the method employed is Pressure compounding All of these Pressure-velocity compounding Velocity compounding Pressure compounding All of these Pressure-velocity compounding Velocity compounding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not the correct statement about moisture in coal? Inherent moisture and surface moisture are different things It increases thermal efficiency Some moisture in coal helps in better burning which is not possible with completely dry coal In some coals moisture may be present up to 40% Inherent moisture and surface moisture are different things It increases thermal efficiency Some moisture in coal helps in better burning which is not possible with completely dry coal In some coals moisture may be present up to 40% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Swept volume to the clearance volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume Clearance volume to the swept volume Swept volume to the clearance volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume Clearance volume to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A supercritical boiler is one that operates above the pressure and temperature of following values 100 kg/cm² and 540°C 218 kg/cm² abs and 373°C 218 kg/cm² abs and 540°C 1 kg/cm² and 100°C 100 kg/cm² and 540°C 218 kg/cm² abs and 373°C 218 kg/cm² abs and 540°C 1 kg/cm² and 100°C ANSWER DOWNLOAD EXAMIANS APP