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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The flow through a nozzle is regarded as

Constant volume flow
Isothermal flow
Constant pressure flow
Isentropic flow

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Steam Boilers, Engines, Nozzles and Turbines
Blading efficiency is also known as

Stage efficiency
Nozzle efficiency
Diagram efficiency
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The cylinder condensation or missing quantity may be reduced by

All of these
Keeping the expansion ratio small in each cylinder
The efficient steam jacketing of the cylinder walls
Superheating the steam supplied to the engine cylinder

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Steam Boilers, Engines, Nozzles and Turbines
The pressure at which latent heat of vaporisation of water is zero, is

225.6 kg/cm²
1 kg/cm²
100 kg/cm²
Below atmospheric pressure

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Steam Boilers, Engines, Nozzles and Turbines
The pressure of reheat steam after passing through reheater compared to inlet condition is

Less
Equal
More
May be more or less depending on capacity of reheater

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler has __________ internal flue tubes.

Two
One
Four
Three

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