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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
A device used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit, is called

Blow off cock
None of these
Superheater
Stop valve

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Steam Boilers, Engines, Nozzles and Turbines
Alkaline pyrogallate is used in Orsat's apparatus for absorption of

O₂
CO₂
CO
N₂

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

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

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Steam Boilers, Engines, Nozzles and Turbines
During polytropic process

Steam may be wet, dry or superheated after expansion
Heat transfer takes place across cylinder walls
All of these
Work is done

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Steam Boilers, Engines, Nozzles and Turbines
The capacity of induced draft fan compared to forced draft fan in a boiler is

Less
Same
More
Less or more depending on size of boiler

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Steam Boilers, Engines, Nozzles and Turbines
A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as

Economiser
Steam boiler
Steam condenser
Steam preheater

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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