Ascensionally ventilated coal mine inclines ideally should have a higher methane layering number when compared to descensionally ventilated inclines. The reason is
A. In ascensionally ventilated inclines density of air is higher
B. Ascensionally ventilated inclines created conditions for improved turbulent mixing of methane layer
C. Methane drainage is not practiced in ascensionally ventilated incline
D. Descensionally ventilated incline creates conditions for improved turbulent mixing of methane layer
Answer: Option D
This Question Belongs to Mining Engineering >> Mine Ventilation
Related Questions on Mine Ventilation
The mechanical mixture of gases existing in a mine given off after explosion called
A. White damp
B. Stink damp
C. Black damp
D. After damp
A Drager Gas Mask does not filter
A. Water vapour
B. Nitrous fumes
C. Carbon monoxide
D. Carbon dioxide
Join The Discussion