An air preheater Options: A . &nbspIncreases evaporative capacity of the boiler B . &nbspIncreases the efficiency of the boiler C . &nbspEnables low grade fuel to be burnt D . &nbspAll of the above

An air preheater

Question - An air preheater

Options:

A . Increases evaporative capacity of the boiler

B . Increases the efficiency of the boiler

C . Enables low grade fuel to be burnt

D . All of the above

Answer: Option D

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