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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

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

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Steam Boilers, Engines, Nozzles and Turbines
In locomotives, the draught is produced by

Both combined (A) and (B)
Chimney
Induced draft fan
Steam jet draught

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following varieties of coals is mostly used in steam boilers?

None of the listed here
Brown coal
Peat
Non-coking bituminous coal

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Steam Boilers, Engines, Nozzles and Turbines
Reheating of steam under ideal conditions takes place at constant

Temperature
Pressure
Entropy
Enthalpy

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Steam Boilers, Engines, Nozzles and Turbines
The cylindrical shell of a Lancashire boiler has diameter from

1.5 to 2.5 m
1.75 to 2.75 m
1 to 2 m
1.25 to 2.25 m

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Steam Boilers, Engines, Nozzles and Turbines
The variation of steam pressure in the nozzle depends upon

Velocity of steam
Specific volume of steam
All of these
Dryness fraction of steam

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