Steam Boilers, Engines, Nozzles and Turbines
Pick up the correct statement as regards Cornish boiler and Lancashire boiler

Cornish is fire tube and Lancashire is water tube
Lancashire has two fire tubes and Cornish has one
Cornish has two fire tubes and Lancashire has one
Cornish is water tube and Lancashire is fire tube

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

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

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Steam Boilers, Engines, Nozzles and Turbines
A regenerative steam cycle renders

Decreased work output per unit mass of steam
Increased work output per unit mass of steam
Decreased work output per unit mass of steam as well as increased thermal efficiency
Increased thermal efficiency

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