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Steam Boilers, Engines, Nozzles and Turbines

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

CO
O₂
N₂
CO₂

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Steam Boilers, Engines, Nozzles and Turbines
In a steam condenser, the partial pressure of steam and air are 0.06 bar and 0.007 bar respectively. The condenser pressure is

0.007 bar
0.053 bar
0.067 bar
0.06 bar

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of steam turbines may be improved by

Binary vapor plant
Regenerative feed heating
Any one of these
Reheating of steam

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Steam Boilers, Engines, Nozzles and Turbines
Lancashire boiler is used where working pressure and power required are

Low
High
None of these
Moderate

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Steam Boilers, Engines, Nozzles and Turbines
The pressure at which latent heat of vaporisation of water is zero, is

1 kg/cm²
Below atmospheric pressure
225.6 kg/cm²
100 kg/cm²

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Steam Boilers, Engines, Nozzles and Turbines
A condenser where circulating water flows through tubes which are surrounded by steam, in known as

Jet condenser
Surface condenser
Barometric condenser
Evaporative condenser

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