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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Throttle governing of steam engines is a method of controlling the engine output by varying

Pressure of intake steam
Volume of intake steam
Temperature of intake steam
All of these

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

1 kg/cm
6 kg/cm
100 kg/cm²
17 kg/cm²

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Steam Boilers, Engines, Nozzles and Turbines
Heating wet steam at constant temperature is heating it at constant

Volume
Entropy
Pressure
Enthalpy

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Steam Boilers, Engines, Nozzles and Turbines
The high pressure and low pressure cylinders in a Woolf type compound engine are regarded as having cranks

0° to each other
180° to each other
90° to each other
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The effect of friction in the nozzle ___ dryness fraction of steam.

Increases
None of the listed here
Has no effect on
Decreases

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Steam Boilers, Engines, Nozzles and Turbines
The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle)

Decreases
None of these
Increases
Remains constant

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