Steam Boilers, Engines, Nozzles and Turbines The diameter of cylindrical shell of the Lancashire boiler is of the order of 1 to 1.75 m 1 to 1.25 m 1.75 to 2.75 m 2 to 4 m 1 to 1.75 m 1 to 1.25 m 1.75 to 2.75 m 2 to 4 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals that of the surroundings Equals the pressure of water in the container Equals to atmospheric pressure Equals 760 mm of mercury Equals that of the surroundings Equals the pressure of water in the container Equals to atmospheric pressure Equals 760 mm of mercury ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The compounding of turbines is done in order to All of these Reduce exit losses Reduce speed of rotor Improve efficiency All of these Reduce exit losses Reduce speed of rotor Improve efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off ratio is the ratio of Clearance volume to the volume at cut-off Swept volume to the volume at cut-off Volume at cut-off to the clearance volume Volume at cut-off to the swept volume Clearance volume to the volume at cut-off Swept volume to the volume at cut-off Volume at cut-off to the clearance volume Volume at cut-off to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an ideal impulse turbine, the Whirl velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet Axial velocity at inlet is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet Axial velocity at inlet is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The natural draught is produced by Chimney Centrifugal fan Both (A) and (B) Steam jet Chimney Centrifugal fan Both (A) and (B) Steam jet ANSWER DOWNLOAD EXAMIANS APP
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