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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are limited to a maximum working pressure of

0.17 MN/m²
1.7 MN/m²
17 MN/m²
170 MN/m²

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Steam Boilers, Engines, Nozzles and Turbines
The actual power generated in the engine cylinder is called

None of these
Frictional power
Indicated power
Brake power

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

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

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Steam Boilers, Engines, Nozzles and Turbines
Willian’s line follows the law (where b = A constant representing the shape of the Willian’s line, a = Another constant i.e. no load consumption per hour, I.P. = Indicated power, and m = Steam consumption per hour)

m = (b/I.P.) - a
I.P. = a × m + b
m = a + b × I.P.
I.P. = b × m + a

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Steam Boilers, Engines, Nozzles and Turbines
Sulphur content of fuels is very important to the plant operators because it

Promotes complete combustion
Retards electric precipitation
Has high heating value
Has highly corrosive effect

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Steam Boilers, Engines, Nozzles and Turbines
In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is

High
Low
Very high
Very low

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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