In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be

Steam Boilers, Engines, Nozzles and Turbines
In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be

640 m/s

640/3 m/s

320/3 m/s

160/3 m/s

640 m/s

640/3 m/s

320/3 m/s

160/3 m/s

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Steam Boilers, Engines, Nozzles and Turbines
The number of flue tubes in Lancashire boiler is

One

Zero

Two

Four

One

Zero

Two

Four

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of Cornish boiler varies from

1.25 to 2.5 m

2 to 3 m

0.5 to 1 m

1 to 2 m

1.25 to 2.5 m

2 to 3 m

0.5 to 1 m

1 to 2 m

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Steam Boilers, Engines, Nozzles and Turbines
Equivalent evaporation is the amount of water evaporated in a boiler from and at

100°C

0°C

Room temperature

Saturation temperature at given pressure

100°C

0°C

Room temperature

Saturation temperature at given pressure

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Steam Boilers, Engines, Nozzles and Turbines
The shell diameter of a Locomotive boiler is

2 m

2.5 m

1.5 m

1 m

2 m

2.5 m

1.5 m

1 m

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Steam Boilers, Engines, Nozzles and Turbines
De-Laval turbines are mostly used

For large power purposes

For small power purposes and high speeds

For small power purposes and low speeds

Where low speeds are required

For large power purposes

For small power purposes and high speeds

For small power purposes and low speeds

Where low speeds are required

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be

Steam Boilers, Engines, Nozzles and Turbines The number of flue tubes in Lancashire boiler is

Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler varies from

Steam Boilers, Engines, Nozzles and Turbines Equivalent evaporation is the amount of water evaporated in a boiler from and at

Steam Boilers, Engines, Nozzles and Turbines The shell diameter of a Locomotive boiler is

Steam Boilers, Engines, Nozzles and Turbines De-Laval turbines are mostly used

Steam Boilers, Engines, Nozzles and Turbines
In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be

Steam Boilers, Engines, Nozzles and Turbines
The number of flue tubes in Lancashire boiler is

Steam Boilers, Engines, Nozzles and Turbines
The diameter of Cornish boiler varies from

Steam Boilers, Engines, Nozzles and Turbines
Equivalent evaporation is the amount of water evaporated in a boiler from and at

Steam Boilers, Engines, Nozzles and Turbines
The shell diameter of a Locomotive boiler is

Steam Boilers, Engines, Nozzles and Turbines
De-Laval turbines are mostly used