Steam Boilers, Engines, Nozzles and Turbines The ratio of the clearance volume to the swept volume is called Clearance ratio None of these Cut-off ratio Expansion ratio Clearance ratio None of these Cut-off ratio Expansion ratio ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fusible plug for boilers is made of fusible metal containing tin, lead, and Copper Nickel Aluminium Bismuth Copper Nickel Aluminium Bismuth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylindrical shell of a Lancashire boiler has diameter from 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Over fire burning is the phenomenon of Supply of excess coal Fuel bed firing Burning CO and unburnt in upper zone of furnace by supplying more air Supply of excess, air Supply of excess coal Fuel bed firing Burning CO and unburnt in upper zone of furnace by supplying more air Supply of excess, air 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 < β₁ and α₂ > β₂ α₁ = β₁ and α₂= β₂ α₁ = α₂ and β₁ = β₂ α₁ = β₂ and β₁ = α₂ α₁ < β₁ and α₂ > β₂ α₁ = β₁ and α₂= β₂ α₁ = α₂ and β₁ = β₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the energy required to produce the artificial draught (expressed in meters head or J/kg of flue gas) to the mechanical equivalent of extra heat carried away per kg of flue gases due to natural draught, is known as Power of the boiler Efficiency of the fan Efficiency of the chimney Efficiency of the boiler Power of the boiler Efficiency of the fan Efficiency of the chimney Efficiency of the boiler ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS