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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The pressure compounded impulse turbine as compared to velocity compounded turbine require __________ number of stages.

More
None of these
Same
Less

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler is used where working pressure and power required are

None of these
Moderate
Low
High

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Steam Boilers, Engines, Nozzles and Turbines
The critical pressure ratio for initially wet steam is

0.582
0.546
0.577
0.601

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Steam Boilers, Engines, Nozzles and Turbines
In reaction turbines, the axial thrust is due to

Both (A) and (B)
Change in axial velocity
Pressure drop across the rotor
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The relative heat absorption for successively added equal areas of boiler convection heating surfaces

First increases and then decreases
Increases
Decreases
Remain unaffected

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Steam Boilers, Engines, Nozzles and Turbines
Ultimate analysis of fuel is determination of percentage of

Carbon, hydrogen, nitrogen, sulphur, moisture
Fixed carbon, ash, volatile matter, moisture
Lower calorific value
Higher calorific value

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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