Question

non luminous flame is of​

Answer 1

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Non-luminous flames are the ones that burn blue. These flames have access to as much oxygen as they could possibly use, so they can burn very efficiently. All of the carbon that gets used can be turned into CO2, so there's actually no soot.

Answer 2

Explanation:

Luminous flame burns yellow in colour

 

Non-luminous flame burns blue in colour 

Hot and bright 

Hotter and brighter than luminous flam

Limited access to oxygen

Unlimited access to oxygen.

A flame is the visible gaseous part of the fire. A flame is produced by high exothermic reaction in a thin zone.There are two types of flames:Luminous (b) Non-luminous 

The two type of flames can be pictorially depicted as: