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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
With increase in load, radiant superheater has

Drooping characteristic
Rising characteristic
Linear characteristic
Flat characteristic

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Steam Boilers, Engines, Nozzles and Turbines
The heat balance sheet for the boiler shows the

Complete account of heat supplied by 1 kg of dry fuel and the heat consumed
Steam formed by combustion of hydrogen per kg of fuel
All of these
Moisture present in the fuel

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Steam Boilers, Engines, Nozzles and Turbines
Hygrometry deals with the

Pressure of air
Water vapor in air
Temperature of air
Hygroscopic substances

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Steam Boilers, Engines, Nozzles and Turbines
O₂ content in atmospheric air on weight basis is

0.3
0.4
0.21
0.23

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is

More
Could be more or less depending on other factors
Less
Same

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Steam Boilers, Engines, Nozzles and Turbines
A device used to heat feed water by utilizing the heat in me exhaust flue gases before leaving through the chimney, is known as

Fusible plug
Economizer
Superheater
Stop valve

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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