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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The water tubes in a simple vertical boiler are

Inclined
Horizontal
None of the listed here
Vertical

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Steam Boilers, Engines, Nozzles and Turbines
In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, p₂) will be

5.46 bar
9.9 bar
8.2 bar
3.3 bar

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Steam Boilers, Engines, Nozzles and Turbines
At critical point, i.e. p=225.65 kg/cm², the latent enthalpy of vaporisation is

Depends on temperature also
Minimum
Zero
Maximum

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Steam Boilers, Engines, Nozzles and Turbines
Parson's reaction turbine is a __________ reaction turbine.

40 percent
60 percent
50 percent
70 percent

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Steam Boilers, Engines, Nozzles and Turbines
On Mollier chart, flow through turbine is represented by

Curved line
Horizontal straight line
Vertical straight line
Straight inclined line

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Steam Boilers, Engines, Nozzles and Turbines
The working pressure range for a LaMont boiler is

1 to 15 MN/m²
0.5 to 10 MN/m²
3.5 to 20 MN/m²
2.5 to 15 MN/m²

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