Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of Options: A . &nbspHigher effectiveness of boiler B . &nbspHigh calorific value coal being burnt C . &nbspFouling of heat transfer surfaces D . &nbspRaising of steam temperature

Gradually increasing temperature of flue gases at inlet to chimney for given ste

Question

Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of

Options:

A . Higher effectiveness of boiler

B . High calorific value coal being burnt

C . Fouling of heat transfer surfaces

D . Raising of steam temperature

Answer: Option C

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