Question

which is luminous zone and non luminous zone in flame​

Answer 1

Luminous zone is the visible part of the flame with glowing carbon particles. It is moderately hot.

Non - Luminous zone is the invisible zone surrounding the luminous zone and is the hottest zone of a flame.

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Answer 2

Answer:

Explanation:the outermost zone of the the flame is the hottest.it is blue in colour and is called the non luminous zone of the flame.

Whereas, the middle zone of the flame is yellow in colour and is moderately hot.This zone is known as the luminous zone of the flame & is quite bright.

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