Science · Chemistry
What is the primary cause of most explosions in underground coal mines?
- 1Short circuit in electrical wiring
- 2High ambient temperature
- 3Mixing of methane with air✓
- 4Depletion of oxygen
Correct answer
Mixing of methane with air
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Science?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Chemistry?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Science · Chemistry