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

  • question_answer 31) For a spontaneous combustion to take place, which condition given below is necessary?                

    A)                  Flame                

    B)                                         Low ignition temperature                

    C)                                         Rise in temperature                

    D)                                         Temperature below 30°C

    Correct Answer: B

    Solution :

    For spontaneous combustion to take place, a substance should have low ignition temperature:                 e.g., The ignition temperature of phosphorus is 35° C.                

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