Steam Boilers, Engines, Nozzles and Turbines
Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler?

Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler
Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes
Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler
Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube

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Steam Boilers, Engines, Nozzles and Turbines
In recuperative air preheaters, the heat is transferred

From heating an intermediate material and then heating the air from this material
Heat is transferred by bleeding some gases from furnace
From a metal wall from one medium to another
By direct mixing

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Steam Boilers, Engines, Nozzles and Turbines
In regenerative air preheaters, the heat is transferred

From a metal wall from one medium to another
Heat is transferred by bleeding some gas from furnace
By direct mixing
From heating an intermediate material and then heating the air from this material

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