Question

Which zone of a flame is the hottest zone?​

Answer 1

Answer:

outer zone

Due to complete combustion, the outer zone is blue. This zone is the hottest in temperature when compared to the other zones. This blue coloured zone is the non-luminous part of the flame.

Answer 2

Answer:

outer zone

Explanation:

Due to complete combustion, the outer zone is blue. This zone is the hottest in temperature when compared to the other zones. This blue coloured zone is the non-luminous part of the flame.

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