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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
A valve installed between the boiler and the feed pump is

Blow off cock
Feed check valve
None of these
Steam stop valve

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Steam Boilers, Engines, Nozzles and Turbines
An economiser is generally placed between

Induced draft fan and forced draft fan
None of these
Last superheater or reheater and air preheater
Air preheater and chimney

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Steam Boilers, Engines, Nozzles and Turbines
A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion.

60°
90°
180°
270°

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

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

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Steam Boilers, Engines, Nozzles and Turbines
The specific heat of superheated steam in kcal/kg is generally of the order of

0.3
0.8
0.5
0.1

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Steam Boilers, Engines, Nozzles and Turbines
The length of Cornish boiler is of the order of

57.5 m
35 m
24 m
79 m

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