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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The actual power generated in the engine cylinder is called

Frictional power
None of these
Brake power
Indicated power

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Steam Boilers, Engines, Nozzles and Turbines
Maximum energy loss in a boiler occurs due to

Ash content
Unburnt carbon in ash
Incomplete combustion
Flue gases

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Steam Boilers, Engines, Nozzles and Turbines
The length of Lancashire boiler varies from

6 to 7 m
9 to 10 m
7.25 to 9 m
5 to 6 m

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Steam Boilers, Engines, Nozzles and Turbines
The function of injector used in small capacity boilers is to

Add make up water in the system
Pump water, similar to boiler feed pump
Create vacuum
Inject chemical solution in feed pump

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Steam Boilers, Engines, Nozzles and Turbines
The selection of type and size of a steam boiler depends upon

All of these
The power required and working pressure
The fuel and water available
The geographical position of the power house

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Steam Boilers, Engines, Nozzles and Turbines
The high pressure and low pressure cylinders in a Woolf type compound engine are regarded as having cranks

90° to each other
None of these
180° to each other
0° to each other

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