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Steam Boilers, Engines, Nozzles and Turbines

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

Decreases
Has no effect on
None of the listed here
Increases

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

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

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Steam Boilers, Engines, Nozzles and Turbines
The flow of steam is supersonic

At the throat of the nozzle
In the convergent portion of the nozzle
In the divergent portion of the nozzle
At the entrance to the nozzle

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Steam Boilers, Engines, Nozzles and Turbines
The high pressure and low pressure cylinders in a receiver 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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Steam Boilers, Engines, Nozzles and Turbines
Water tube boilers are

Internally as well as externally fired
Externally fired
Internally fired
None of these

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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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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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