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 = β₁ and α₂= β₂ α₁ = α₂ and β₁ = β₂ α₁ < β₁ and α₂ > β₂ α₁ = β₂ and β₁ = α₂ α₁ = β₁ and α₂= β₂ α₁ = α₂ and β₁ = β₂ α₁ < β₁ and α₂ > β₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following compound steam engine requires a smaller flywheel? Woolf type All of these Tandem type Receiver type Woolf type All of these Tandem type Receiver type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pulverized fuel is used for Less radiation loss Medium sized units More calorific value Better burning Less radiation loss Medium sized units More calorific value Better burning ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Parsons' reaction turbine has Identical fixed and moving blades Only moving blades Only fixed blades Fixed and moving blades of different shape Identical fixed and moving blades Only moving blades Only fixed blades Fixed and moving blades of different shape ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes in a Lancashire boiler compared to its shell is One-third One-half Two-fourth Two-fifth One-third One-half Two-fourth Two-fifth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The main object of a boiler trial is To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler All of these To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS