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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is

1 kg
4/3 kg
2 kg
8/3 kg

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Steam Boilers, Engines, Nozzles and Turbines
Orsat meter is used for

Gravimetric analysis of the flue gases
Mass flow of the flue gases
Volumetric analysis of the flue gases
Measuring smoke density of flue gases

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Steam Boilers, Engines, Nozzles and Turbines
Expanding steam to a very low pressure (high vacuum) in steam engines is

Economical
Desirable
Uneconomical
Essential

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Steam Boilers, Engines, Nozzles and Turbines
The difference of supersaturated temperature and saturation temperature at that pressure is called

Degree of super-saturation
Degree of superheat
None of the listed here
Degree of under-cooling

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Steam Boilers, Engines, Nozzles and Turbines
The biggest size of thermal power unit operating in India is

500 MW
100 MW
30 MW
60 MW

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Steam Boilers, Engines, Nozzles and Turbines
The number of water level indicators in a boiler are generally __________ in number.

Two
One
Four
Three

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