Why Excess Air Is Required To Burn A Fuel Completely ?

1.	Why Excess Air Is Required To Burn A Fuel Completely ?
Answer» Excess air is required to ensure adequate MIXING of fuel and air, avoid smoke, MINIMIZE slagging in coal BURNING, and to ensure maximum STEAM output. Excess air is required to ensure adequate mixing of fuel and air, avoid smoke, minimize slagging in coal burning, and to ensure maximum steam output.

Answer»

Excess air is required to ensure adequate MIXING of fuel and air, avoid smoke, MINIMIZE slagging in coal BURNING, and to ensure maximum STEAM output.

Excess air is required to ensure adequate mixing of fuel and air, avoid smoke, minimize slagging in coal burning, and to ensure maximum steam output.

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