Relative percentage of heat absorbed through the heat transfer of (i) Furnace water wall (ii) Boiler tank (iii) Superheater (iv) Economizer (v) Air-heater of a typical boiler of 200 MW capacity would be of the order of

Steam Boilers, Engines, Nozzles and Turbines
Relative percentage of heat absorbed through the heat transfer of (i) Furnace water wall (ii) Boiler tank (iii) Superheater (iv) Economizer (v) Air-heater of a typical boiler of 200 MW capacity would be of the order of

48 : 20 : 15 : 7 : 10

7 : 15 : 20 : 10 : 48

10 : 7 : 15 : 20 : 48

20 : 48 : 7 : 15 : 10

48 : 20 : 15 : 7 : 10

7 : 15 : 20 : 10 : 48

10 : 7 : 15 : 20 : 48

20 : 48 : 7 : 15 : 10

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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)

Increases

Remains constant

None of these

Decreases

Increases

Remains constant

None of these

Decreases

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Steam Boilers, Engines, Nozzles and Turbines
When the nozzle operates with the maximum mass flow, the nozzle is said to be

Under-damping

None of these

Choked

Over-damping

Under-damping

None of these

Choked

Over-damping

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Steam Boilers, Engines, Nozzles and Turbines
Stoichiometric quantity of air is the

Air required for complete combustion of fuel with no excess air

Air required for optimum combustion so as to have reasonable excess air

Air required to convert CO into CO₂

Air present in atmosphere at NTP conditions

Air required for complete combustion of fuel with no excess air

Air required for optimum combustion so as to have reasonable excess air

Air required to convert CO into CO₂

Air present in atmosphere at NTP conditions

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Steam Boilers, Engines, Nozzles and Turbines
A binary vapor plant consists of

Steam condenser

Steam turbine

All of the listed here

Mercury boiler

Steam condenser

Steam turbine

All of the listed here

Mercury boiler

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Steam Boilers, Engines, Nozzles and Turbines
When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as

Externally fired boiler

Forced circulation boiler

Internally fired boiler

Natural circulation boiler

Externally fired boiler

Forced circulation boiler

Internally fired boiler

Natural circulation boiler

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines Relative percentage of heat absorbed through the heat transfer of (i) Furnace water wall (ii) Boiler tank (iii) Superheater (iv) Economizer (v) Air-heater of a typical boiler of 200 MW capacity would be of the order of

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)

Steam Boilers, Engines, Nozzles and Turbines When the nozzle operates with the maximum mass flow, the nozzle is said to be

Steam Boilers, Engines, Nozzles and Turbines Stoichiometric quantity of air is the

Steam Boilers, Engines, Nozzles and Turbines A binary vapor plant consists of

Steam Boilers, Engines, Nozzles and Turbines When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as

Steam Boilers, Engines, Nozzles and Turbines
Relative percentage of heat absorbed through the heat transfer of (i) Furnace water wall (ii) Boiler tank (iii) Superheater (iv) Economizer (v) Air-heater of a typical boiler of 200 MW capacity would be of the order of

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)

Steam Boilers, Engines, Nozzles and Turbines
When the nozzle operates with the maximum mass flow, the nozzle is said to be

Steam Boilers, Engines, Nozzles and Turbines
Stoichiometric quantity of air is the

Steam Boilers, Engines, Nozzles and Turbines
A binary vapor plant consists of

Steam Boilers, Engines, Nozzles and Turbines
When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as