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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Heating of dry steam above saturation temperature is known as

Latent heat
Superheating
Enthalpy
Super saturation

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Steam Boilers, Engines, Nozzles and Turbines
By compounding the expansion of steam in two or more cylinders, the ratio of expansion

Increases
Decreases
None of these
Does not change

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Steam Boilers, Engines, Nozzles and Turbines
The flow of steam is supersonic

In the convergent portion of the nozzle
At the throat of the nozzle
At the entrance to the nozzle
In the divergent portion of the nozzle

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Steam Boilers, Engines, Nozzles and Turbines
In a uniflow engine

None of these
Steam enters at the centre and exhausts at the other end
Steam enters at one end and exhausts at the centre
Steam enters and exhausts through the same port

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Steam Boilers, Engines, Nozzles and Turbines
The dry saturated steam at very low pressure, (510 kg/cm²) when throttled to atmosphere will become

Superheated
Dry
Wet
Remain dry saturated

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Steam Boilers, Engines, Nozzles and Turbines
The rate of discharge through the nozzle ___ when the exit pressure is gradually reduced.

Decreases
None of the listed here
Remains same
Increases

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