Question
Every substance that burns produces flames.
Answer: Option B
:
B
Substances produce flames while burning, only if it vapourises during the process.
For example, molten wax risesthrough the wick and isvapourised during burning. So, theyform flames.
Charcoal, on the other hand, does not vaporise. So,it does not produce any flame.
Hence, the above statement is false.
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:
B
Substances produce flames while burning, only if it vapourises during the process.
For example, molten wax risesthrough the wick and isvapourised during burning. So, theyform flames.
Charcoal, on the other hand, does not vaporise. So,it does not produce any flame.
Hence, the above statement is false.
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