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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Parson's turbine is a

Simple impulse turbine
Impulse-reaction turbine
None of these
Simple reaction turbine

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Steam Boilers, Engines, Nozzles and Turbines
In a 50% reaction turbine stage, tangential component of absolute velocity at rotor inlet is 537 m/s and the blade velocity is 454 m/s. The power output in kW of steam will be

296 kW
302 kW
282 kW
260 kW

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Steam Boilers, Engines, Nozzles and Turbines
The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop

Decreases
Increases
Remains the same
Is unpredictable

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Steam Boilers, Engines, Nozzles and Turbines
A device used to increase the temperature of saturated steam without raising its pressure, is called

Fusible plug
Superheater
Blow off cock
Stop valve

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Steam Boilers, Engines, Nozzles and Turbines
The action of steam in a steam turbine is

Static and dynamic
Static
Neither static nor dynamic
Dynamic

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Steam Boilers, Engines, Nozzles and Turbines
The working pressure range for a LaMont boiler is

3.5 to 20 MN/m²
1 to 15 MN/m²
0.5 to 10 MN/m²
2.5 to 15 MN/m²

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