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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The actual power generated in the engine cylinder is called

Indicated power
None of these
Brake power
Frictional power

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Steam Boilers, Engines, Nozzles and Turbines
In a De-Laval nozzle expanding superheated steam from 10 bar to 0.1 bar, the pressure at the minimum cross-section (i. e. pressure at throat, pā‚‚) will be

9.9 bar
8.2 bar
5.46 bar
3.3 bar

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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
All of these
Temperature of intake steam
Volume of intake steam

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

Diagram efficiency
Nozzle efficiency
Gross efficiency
None of these

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Steam Boilers, Engines, Nozzles and Turbines
An air preheater is installed

Between the economiser and chimney
None of these
Before the superheater
Before the economiser

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Steam Boilers, Engines, Nozzles and Turbines
Efficiency of Rankine cycle can be increased by

Increasing exhaust pressure
Increasing the expansion ratio
Decreasing exhausts pressure
Decreasing initial steam pressure and temperature

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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