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Question
Question 24
Match the following for the flame of a candle.
Match the following for the flame of a candle.
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Solution
(a) hottest part - outer zone of complete combustion - blue
(b) moderately hot - middle zone of partial combustion - yellow
(c) least hot - innermost zone of unburnt wax vapours - black
(b) moderately hot - middle zone of partial combustion - yellow
(c) least hot - innermost zone of unburnt wax vapours - black
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