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Combustion and Flame — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceCombustion and Flame1 Mark
MCQ
Fires in underground coal mines usually occur due to the:
  • A
    Explosive combustion
  • B
    Deliberate combustion
  • ✓
    Spontaneous combustion
  • D
    Rapid combustion
✓

Answer

Correct option: C.
Spontaneous combustion

Fires in underground coalmines occur due to spontaneous combustion of coal dust.

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