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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Steam engine operates on

Joule cycle
Carnot cycle
Stirling cycle
Brayton cycle

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Steam Boilers, Engines, Nozzles and Turbines
The velocity of steam at throat of the nozzle is __________ the velocity of sound.

More than
Equal to
None of these
Less than

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Steam Boilers, Engines, Nozzles and Turbines
Parson's reaction turbine is a __________ reaction turbine.

50 percent
40 percent
70 percent
60 percent

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Steam Boilers, Engines, Nozzles and Turbines
In forced circulation steam boilers, the force is applied

All of these
To circulate water
To draw water
To drain off the water

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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
3.3 bar
5.46 bar

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Steam Boilers, Engines, Nozzles and Turbines
The best suited coal for chain or traveling grate stoker boiler is

Coking coal
Non-coking or free burning coal
High sulphur coal
Pulverized coal

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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