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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
In a steam condenser, the partial pressure of steam and air are 0.06 bar and 0.007 bar respectively. The condenser pressure is

0.053 bar
0.067 bar
0.007 bar
0.06 bar

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

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

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Steam Boilers, Engines, Nozzles and Turbines
The value of the reheat factor varies from

1.08 to 1.10
1.2 to 1.6
1.02 to 1.06
1.6 to 2

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Steam Boilers, Engines, Nozzles and Turbines
A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as

Pass out turbine
Back pressure turbine
Impulse turbine
Low pressure turbine

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Steam Boilers, Engines, Nozzles and Turbines
Pulverized fuel is used for

Less radiation loss
Better burning
Medium sized units
More calorific value

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of internal flue tubes in a Lancashire boiler compared to its shell is

Two-fourth
One-third
One-half
Two-fifth

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