Multiple choice

Which of the following statements is correct about ignition temperature?

  1. It is the lowest temperature at which a substance catches fire.

  2. It is the highest temperature reached by a burning substance.

  3. It is the stable temperature required for the continuous burning of a substance

  4. None of the above

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Ignition temperature is the minimum temperature to which a substance must be heated for it to catch fire and continue burning. It's a specific threshold for each combustible material. Option A correctly defines this. Option B incorrectly describes the maximum flame temperature, not ignition point. Option C describes fire point or burning temperature, not ignition.

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