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प्रश्न
What do you observe when a burning candle is covered with an inverted jar.
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उत्तर
The burning of a candle needs a continuous supply of oxygen present in the air. By covering the candle with a jar, the supply of oxygen gets cut, and as there is only a limited quantity of oxygen left, the candle burns for a moment and then goes off completely.
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संबंधित प्रश्न
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