In a longwall panel, the main gate road is 1000 m long, 4.5 m wide and 2 m high. The gate road is to be used for airflow at the rate of 17 m3/s. Considering a coefficient of resistance of airways of 0.01, the pressure in Pa required to maintain the airflow in the gate road is
A. 51.83
B. 463.84
C. 875.98
D. 7885.32
E. 7.73
Answer: Option A
This Question Belongs to Mining Engineering >> Mine Ventilation
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