Steam Boilers, Engines, Nozzles and Turbines The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop Remains the same Decreases Increases Is unpredictable Remains the same Decreases Increases Is unpredictable ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from engine Locomotive boiler Benson boiler Babcock and Wilcox boiler Lancashire boiler Locomotive boiler Benson boiler Babcock and Wilcox boiler Lancashire boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines 1 kg.m is equal to 427 Joules None of these 102 Joules 9.81 Joules 427 Joules None of these 102 Joules 9.81 Joules ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In reaction turbines, the axial thrust is due to None of these Change in axial velocity Both (A) and (B) Pressure drop across the rotor None of these Change in axial velocity Both (A) and (B) Pressure drop across the rotor ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For a Parson's reaction turbine, if α₁ and α₂ are fixed blade angles at inlet and exit respectively and β₁ and β₂ are the moving blade angles at entrance and exit respectively, then α₁ = β₂ and β₁ = α₂ α₁ = α₂ and β₁ = β₂ α₁ = β₁ and α₂= β₂ α₁ < β₁ and α₂ > β₂ α₁ = β₂ and β₁ = α₂ α₁ = α₂ and β₁ = β₂ α₁ = β₁ and α₂= β₂ α₁ < β₁ and α₂ > β₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Multi-stage steam turbines are of the Pressure compounded type Reaction type All of these Velocity compounded type Pressure compounded type Reaction type All of these Velocity compounded type ANSWER DOWNLOAD EXAMIANS APP
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