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Steam Boilers, Engines, Nozzles and Turbines

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

All of the listed here
Mercury boiler
Steam condenser
Steam turbine

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Steam Boilers, Engines, Nozzles and Turbines
The relative heat absorption for successively added equal areas of boiler convection heating surfaces

Decreases
Remain unaffected
Increases
First increases and then decreases

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Steam Boilers, Engines, Nozzles and Turbines
The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

Forced steam jet draught
Chimney draught
Induced steam jet draught
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop

Decreases
Remains the same
Increases
Is unpredictable

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Steam Boilers, Engines, Nozzles and Turbines
Alkaline pyrogallate is used in Orsat's apparatus for absorption of

O₂
N₂
CO
CO₂

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Steam Boilers, Engines, Nozzles and Turbines
Over fire burning is the phenomenon of

Fuel bed firing
Supply of excess, air
Supply of excess coal
Burning CO and unburnt in upper zone of furnace by supplying more air

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