Mining Engineering > GATE 2025 > Ventilation Pressure
In a longwall panel, air flows at a velocity of 1.2 m/s through a 900 m long gate road of 2.5 m height and 3 m width. The coefficient of friction is 0.022 Ns2m-4. The frictional pressure drop, in Pa, between two ends of the gate road is ______ (rounded off to 3 decimal places)
Correct : 103.545
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