Turndown ratio of a burner gives an idea of the ______________ in the furnace?
Correct answer: A. Range of fuel firing rates
- A. Range of fuel firing rates
- B. Volume of the combustion chamber
- C. Maximum heat input rate only
- D. Minimum heat input rate only
Explanation
The turndown ratio is the ratio of a burner’s maximum to minimum stable firing rate. It therefore indicates the usable range of fuel firing rates in the furnace.
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