8th Class Science Combustion and Flame Question Bank Combustion and Flame

  • question_answer 9) What is the lowest temperature at which a substance starts burning called?

    A)  Minimum temperature

    B)                         Maximum temperature

    C)                         Boiling temperature

    D)                         Ignition temperature

    Correct Answer: D

    Solution :

    The temperature at which a substance starts burning on heating is called ignition temperature. Highly    inflammable substances have a low ignition temperature. Hence, they catch fire easily.

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