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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C.

60°C
0°C
100°C
40°C

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Steam Boilers, Engines, Nozzles and Turbines
The maximum steam pressure in a Locomotive boiler is limited to

180 MN/m²
18 MN/m²
0.18 MN/m²
1.8 MN/m²

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

60 percent
70 percent
50 percent
40 percent

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Steam Boilers, Engines, Nozzles and Turbines
In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the atmospheric pressure.

Lower than
Higher than
Equal to
None of these

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Steam Boilers, Engines, Nozzles and Turbines
Blading efficiency is also known as

Diagram efficiency
None of these
Stage efficiency
Nozzle efficiency

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of a pressure-velocity compounded impulse turbine is __________ as compared to pressure compounded impulse turbine.

None of these
Less
More
Same

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