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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The action of steam in a steam turbine is

Neither static nor dynamic
Dynamic
Static and dynamic
Static

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of fire tubes in Cochran boiler is of the order of

8 cm
2 cm
6 cm
12 cm

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Steam Boilers, Engines, Nozzles and Turbines
The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop

Decreases
Increases
Remains the same
Is unpredictable

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following is a water tube boiler?

Lancashire boiler
Babcock and Wilcox boiler
Cochran boiler
Locomotive boiler

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Steam Boilers, Engines, Nozzles and Turbines
The clearance in the engine cylinder

Increases the workdone
Increases the mean effective pressure
Decreases the efficiency of the engine
All of these

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Steam Boilers, Engines, Nozzles and Turbines
The pressure of steam __________ while flowing through a nozzle.

None of these
Decreases
Increases
Remains constant

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