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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Water and sediment in fuel oil can be removed by

Suspension
Burning the oil
Cooling the oil in the settling tanks
Heating the oil in the settling tanks

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Steam Boilers, Engines, Nozzles and Turbines
The Locomotive boiler has

167 fire tubes and 14 superheated tubes
157 fire tubes and 24 superheated tubes
147 fire tubes and 34 superheated tubes
137 fire tubes and 44 superheated tubes

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Steam Boilers, Engines, Nozzles and Turbines
Equivalent evaporation is the amount of water evaporated in a boiler from and at

Room temperature
100°C
0°C
Saturation temperature at given pressure

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Steam Boilers, Engines, Nozzles and Turbines
Presence of moisture in fuel oil would

Because sputtering, possibly extinguishing flame
Aid in proper combustion
Clean the nozzles
Keep the burner tips cool

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Steam Boilers, Engines, Nozzles and Turbines
The pressure of reheat steam after passing through reheater compared to inlet condition is

Equal
More
May be more or less depending on capacity of reheater
Less

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Steam Boilers, Engines, Nozzles and Turbines
The shell diameter and length of locomotive boiler are

1.5 m, 6 m
2 m, 4 m
1 m, 4 m
1.5 m, 4 m

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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