WAEC Physics 2010 Theory — Question 8
Question 8 of 22 from the West African Examinations Council (WAEC) Physics 2010 Theory paper, with the correct answer and a full explanation.
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14a) When a positively charged conductor is placed near a candle flame, the flame spreads out as shown in the diagram above. Explain this observation.
Model answer
When a positively charged conductor is placed near a candle flame, the flame spreads out because: (i) the candle flame ionizes the air around it; (ii) the pathway charged conductor attracts the negative charges in the air and repels the positive charges. This makes the flame spread out.
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