Question

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Answer 1

Answer:

Different zones of candle flame are

1. Luminous Zone

2. Non Luminous Zone

3. Black Zone

Explanation:

1. Luminous Zone

this is blue colour and hottest part of the flame due to complete combustion

2. Non Luminous Zone

this is yellow in colour due to incomplete combustion and moderately hot

3. Black Zone

this is the cooler part of the film due to lack in combustion