Steam Boilers, Engines, Nozzles and Turbines
The object of producing draught in a boiler is

To discharge the gases of combustion to the atmosphere through the chimney
All of the listed here
To provide an adequate supply of air for the fuel combustion
To exhaust the gases of combustion from the combustion chamber

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Steam Boilers, Engines, Nozzles and Turbines
Boilers, Engines, Nozzles and Turbines Objective Questions and Answers pdf:- 101. The difference between cornish boiler and lancashire boiler is that

None of these
former is fire tube type and latter is water tube type boiler
former contains one fire tube and latter contains two fire tubes
former is water tube type and latter is fire tube type

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