MCQOPTIONS
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| 1. |
Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace ? |
| A. | Increase in calorific value of the fuel. |
| B. | Increase in flame temperature. |
| C. | Reduction in scale losses. |
| D. | Saving in fuel consumption. |
| Answer» B. Increase in flame temperature. | |