The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C.

Steam Boilers, Engines, Nozzles and Turbines
The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C.

40°C

60°C

100°C

0°C

40°C

60°C

100°C

0°C

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Steam Boilers, Engines, Nozzles and Turbines
In a nozzle, the effect of super-saturation is to

Decrease specific volume of steam

Increase the heat drop

Decrease dryness fraction of steam

Increase the entropy

Decrease specific volume of steam

Increase the heat drop

Decrease dryness fraction of steam

Increase the entropy

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Steam Boilers, Engines, Nozzles and Turbines
The turbine blades are

Straight

None of these

Circular

Curved

Straight

None of these

Circular

Curved

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Steam Boilers, Engines, Nozzles and Turbines
The overall efficiency of thermal power plant is

Boiler efficiency, turbine efficiency, generator efficiency

Carnot cycle efficiency

Regenerative cycle efficiency

All the three above plus gas cycle efficiency

Boiler efficiency, turbine efficiency, generator efficiency

Carnot cycle efficiency

Regenerative cycle efficiency

All the three above plus gas cycle efficiency

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Steam Boilers, Engines, Nozzles and Turbines
Mechanical equivalent of heat for 1 kcal or Joule's equivalent is equal to

421 kg.m

102 kg.m

539 kg.m

421 kg.m

102 kg.m

539 kg.m

421 kg.m

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Steam Boilers, Engines, Nozzles and Turbines
The object of producing draught in a boiler is

To provide an adequate supply of air for the fuel combustion

All of the listed here

To discharge the gases of combustion to the atmosphere through the chimney

To exhaust the gases of combustion from the combustion chamber

To provide an adequate supply of air for the fuel combustion

All of the listed here

To discharge the gases of combustion to the atmosphere through the chimney

To exhaust the gases of combustion from the combustion chamber

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C.

Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to

Steam Boilers, Engines, Nozzles and Turbines The turbine blades are

Steam Boilers, Engines, Nozzles and Turbines The overall efficiency of thermal power plant is

Steam Boilers, Engines, Nozzles and Turbines Mechanical equivalent of heat for 1 kcal or Joule's equivalent is equal to

Steam Boilers, Engines, Nozzles and Turbines The object of producing draught in a boiler is

Steam Boilers, Engines, Nozzles and Turbines
The amount of water evaporated from feed water at _________ into dry and saturated steam at 100° C at normal atmospheric pressure is called equivalent evaporation from and at 100° C.

Steam Boilers, Engines, Nozzles and Turbines
In a nozzle, the effect of super-saturation is to

Steam Boilers, Engines, Nozzles and Turbines
The turbine blades are

Steam Boilers, Engines, Nozzles and Turbines
The overall efficiency of thermal power plant is

Steam Boilers, Engines, Nozzles and Turbines
Mechanical equivalent of heat for 1 kcal or Joule's equivalent is equal to

Steam Boilers, Engines, Nozzles and Turbines
The object of producing draught in a boiler is