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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle)

Decreases
Remains constant
Increases
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of the actual vacuum to the ideal vacuum in a condenser is called

Nozzle efficiency
Condenser efficiency
Boiler efficiency
Vacuum efficiency

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

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

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Steam Boilers, Engines, Nozzles and Turbines
Locomotive boiler is of the following type

Multi tubular
Internally fired
Horizontal
All of the listed here

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Steam Boilers, Engines, Nozzles and Turbines
The rate of discharge through the nozzle ___ when the exit pressure is gradually reduced.

None of the listed here
Decreases
Remains same
Increases

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

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

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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