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Steam Boilers, Engines, Nozzles and Turbines

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

Four
One
Two
Three

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as

Boiler efficiency
Factor of evaporation
Power of a boiler
Equivalent evaporation

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Steam Boilers, Engines, Nozzles and Turbines
The overall efficiency of thermal power plant is

Boiler efficiency, turbine efficiency, generator efficiency
Regenerative cycle efficiency
All the three above plus gas cycle efficiency
Carnot cycle efficiency

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Steam Boilers, Engines, Nozzles and Turbines
A stage, in reaction turbine, is represented by

Number of casing
Number of exits of steam
Number of entries of steam
Each row of blades

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Steam Boilers, Engines, Nozzles and Turbines
The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is

Less
More
Equal
May be less or more depending on temperature

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of the isentropic heat drop to the heat supplied, is called

Stage efficiency
Reheat factor
Rankine efficiency
Internal efficiency

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