Underground Mine Ventilation Quiz
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Questions and Answers

What is the largest component of the operating cost for mine ventilation?

  • Cost of distributing air through the mine
  • Cost of maintaining ventilation shafts
  • Cost of controlling ventilation flow
  • Electricity to power the ventilation fans (correct)

    • What are the typical noxious gases that underground mine ventilation aims to remove?

  • NOx, SO2, methane, CO2 and CO (correct)
  • Hydrogen, helium, neon, krypton
  • Oxygen, nitrogen, argon, carbon monoxide
  • Sulfur hexafluoride, ammonia, chlorine, xenon

    • What is the main ventilation circuit for the mine?

  • Recirculating ventilation
  • Flow-through ventilation (correct)
  • Forced-air ventilation
  • Natural ventilation

    • What are the components of an auxiliary ventilation system?

    <p>Temporarily mounted ventilation fans, Venturi tubes, and disposable fabric or steel ducting</p> Signup and view all the answers

    What is the primary requirement for proper ventilation control?

    <p>Sufficient volume of air</p> Signup and view all the answers

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