Examveda

It is such part of a mine below ground as has an independent intake airway commencing from a main in take airway and an independent return airway terminating at main return airway and incase of a mine or part there of which is ventilated by natural means, the whole mine or part

A. District

B. Firy seam

C. Ventilation district

D. Ventilation planed working

Answer: Option C


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