Steam Boilers, Engines, Nozzles and Turbines A wet vapor can be completely specified by Temperature only Pressure and dryness fraction Pressure only Dryness fraction only Temperature only Pressure and dryness fraction Pressure only Dryness fraction only ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 188 m/s 900 m/s 450 m/s 79 m/s 188 m/s 900 m/s 450 m/s 79 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Secondary air is the air used to Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Provide air around burners for obtaining optimum combustion Air delivered by induced draft fan Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Transport and dry the coal Provide air around burners for obtaining optimum combustion Air delivered by induced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Swept volume to the clearance volume Clearance volume to the swept volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the swept volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of maintaining the speed of the turbine constant for various load conditions, is known as Governing Reheating Bleeding None of these Governing Reheating Bleeding None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) T1 /88.25H T1 /176.5H 88.25H/T1 176.5H/T1 T1 /88.25H T1 /176.5H 88.25H/T1 176.5H/T1 ANSWER DOWNLOAD EXAMIANS APP