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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
At which pressure the properties of water and steam become identical

100 kg/cm²
0.1 kg/cm²
1 kg/cm²
225.6 kg/cm²

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Steam Boilers, Engines, Nozzles and Turbines
Which device is used in thermal power plants to reduce level of pollution?

Induced draft fan
Precipitator
Smoke meter
Chimney

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Steam Boilers, Engines, Nozzles and Turbines
A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as

Stop valve
Blow off cock
Fusible plug
Superheater

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Steam Boilers, Engines, Nozzles and Turbines
The best suited coal for chain or traveling grate stoker boiler is

High sulphur coal
Coking coal
Non-coking or free burning coal
Pulverized coal

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Steam Boilers, Engines, Nozzles and Turbines
The cylindrical shell of a Lancashire boiler has diameter from

1.75 to 2.75 m
1.5 to 2.5 m
1 to 2 m
1.25 to 2.25 m

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Steam Boilers, Engines, Nozzles and Turbines
The effect of friction in the nozzle ___ dryness fraction of steam.

Decreases
Increases
Has no effect on
None of the listed here

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