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

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Steam Boilers, Engines, Nozzles and Turbines
In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as

50°C and 1.1 bar pressure
50°C and normal atmospheric pressure
100°C and normal atmospheric pressure
100°C and 1.1 bar pressure

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Steam Boilers, Engines, Nozzles and Turbines
The density of supersaturated steam is about __________ that of the ordinary saturated vapor at the corresponding pressure.

4 times
Same as
2 times
8 times

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Steam Boilers, Engines, Nozzles and Turbines
A stage, in reaction turbine, is represented by

Number of casing
Number of exits of steam
Each row of blades
Number of entries of steam

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Steam Boilers, Engines, Nozzles and Turbines
The difference of supersaturated temperature and saturation temperature at that pressure is called

Degree of superheat
Degree of super-saturation
Degree of under-cooling
None of the listed here

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Steam Boilers, Engines, Nozzles and Turbines
In a nozzle, whole frictional loss is assumed to occur between

Inlet and throat
Throat and exit
Inlet and outlet
All of these

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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