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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The saturation temperature of steam with increase in pressure increases

Rapidly first and then slowly
Inversely
Linearly
Slowly first and then rapidly

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Steam Boilers, Engines, Nozzles and Turbines
Latent heat of dry steam at atmospheric pressure is equal to

427 kcal/ kg
100 kcal/ kg
539 kcal/ kg
539 BTU/ lb

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Steam Boilers, Engines, Nozzles and Turbines
The latent heat of steam with increase of pressure

Remain same
Behaves unpredictably
Decreases
Increases

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Steam Boilers, Engines, Nozzles and Turbines
The ratio of the temperature rise of cooling water to the vacuum temperature minus inlet cooling water temperature is called

Vacuum efficiency
Condenser efficiency
Boiler efficiency
Nozzle efficiency

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Steam Boilers, Engines, Nozzles and Turbines
The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is

Equal
May be less or more depending on temperature
More
Less

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Steam Boilers, Engines, Nozzles and Turbines
In a reaction turbine, when steam flows through the fixed blades,

Pressure decreases while velocity increases
Pressure increases while velocity decreases
Pressure and velocity both decreases
Pressure and velocity both increases

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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