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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The high pressure boiler is one, which produces steam at a pressure more than

7580 kg/cm²
Atmospheric pressure
5 kg/cm²
10 kg/cm²

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Steam Boilers, Engines, Nozzles and Turbines
An economiser is installed in a boiler primarily to

All of the listed here
Increase steam pressure
Reduce fuel consumption
Superheat the steam

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

2 to 3 m
0.5 to 1 m
1 to 2 m
1.25 to 2.5 m

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Steam Boilers, Engines, Nozzles and Turbines
A closed vessel made of steel and used for the generation of steam is called a

Steam injector
Steam turbine
Steam condenser
Steam boiler

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of the plant __________ with the mechanical draught.

Remains constant
Decreases
Increases
None of these

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Steam Boilers, Engines, Nozzles and Turbines
Stage efficiency is also known as

Gross efficiency
None of these
Diagram efficiency
Nozzle efficiency

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