Which of the following would require least amount of secondary air for combustion?

Which of the following would require least amount of secondary air for combustion? Correct Answer Coke breeze containing 25% ash and 2% volatile matter

Related Questions

Which of the following would require maximum amount of % excess air for complete combustion?
Use of excess of combustion air in the combustion of fuels results in
Deficiency of combustion air during combustion of a gaseous fuel
The function of secondary combustion air is to
The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system.