Steam Boilers, Engines, Nozzles and Turbines A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. 180° 270° 90° 60° 180° 270° 90° 60° ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The mechanical draught _________ with the amount of smoke. Decreases Increases Does not effect None of these Decreases Increases Does not effect None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor is the ratio of the Isentropic heat drop to the heat supplied Cumulative heat drop to the isentropic heat drop None of these Total useful heat drop to the total isentropic heat drop Isentropic heat drop to the heat supplied Cumulative heat drop to the isentropic heat drop None of these Total useful heat drop to the total isentropic heat drop ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The impulse turbine rotor efficiency will have a maximum value of 0.5 cos 2α, where α is the nozzle exit flow angle, if the Blade velocity coefficient is unity Blade solidity is 0.65 Blades are equiangular Blades are equiangular and frictionless Blade velocity coefficient is unity Blade solidity is 0.65 Blades are equiangular Blades are equiangular and frictionless ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small steam plants is to Dose chemicals in feed water Create vacuum in furnace Pump feed water Create vacuum at turbine exhaust Dose chemicals in feed water Create vacuum in furnace Pump feed water Create vacuum at turbine exhaust ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Curtis turbine is a Pressure-velocity compounded turbine Simple reaction turbine Velocity compounded turbine Pressure compounded turbine Pressure-velocity compounded turbine Simple reaction turbine Velocity compounded turbine Pressure compounded turbine ANSWER DOWNLOAD EXAMIANS APP
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