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प्रश्न
Inner zone of flame : :______, outer zone of flame : :______
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उत्तर
Inner zone of flame : : Black, outer zone of flame : : Blue
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संबंधित प्रश्न
True or False – If False give the correct answer
All fuels form flame.
If 4.5kg of fuel is completely burnt and amount of heat produced stands measured at 1, 80,000 KJ what is the calorific value.
The substance that does not burn with flame is ______.
On placing an inverted tumbler over a burning candle, the flame extinguishes after some time. This is because of non-availability of
The substances which gave very ______ ignition temperature and can easily catch fire with a flame are called ______ substances.
The substances which vaporise during ______ give flame.
If you hold a piece of iron wire with a pair of tongs inside a candle flame or a Bunsen burner flame, what will you observe? Will it produce a flame?
Write True/False against the following statement and also correct the false statement.
Middle zone is the hottest zone of a flame.
Substances which vapourise during burning produce ______.
Why is the candle flame straight?
