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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
A wet vapor can be completely specified by

Pressure and dryness fraction
Pressure only
Temperature only
Dryness fraction only

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Steam Boilers, Engines, Nozzles and Turbines
A binary vapor plant consists of

Mercury boiler
Steam turbine
All of the listed here
Steam condenser

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of fire tubes in Cochran boiler is of the order of

8 cm
2 cm
6 cm
12 cm

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Steam Boilers, Engines, Nozzles and Turbines
The performance of a boiler is measured by the

All of the listed here
Amount of water evaporated per hour
Steam produced in kg/h
Steam produced in kg/kg of fuel burnt

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following varieties of coals is mostly used in steam boilers?

Brown coal
Peat
Non-coking bituminous coal
None of the listed here

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Steam Boilers, Engines, Nozzles and Turbines
The maximum discharge of steam through a convergent-divergent nozzle depends upon

Initial pressure and volume of steam
Area of nozzle at throat
Both (A) and (B)
Final pressure of steam leaving the nozzle

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