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Certificate In Mine Environmental Control Exam Practice Questions - Certificate In Mine Environmental Control (South Africa) Exam

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A vertical downcast shaft has a collar elevation at surface where barometric pressure is 85.0 kPa. If the shaft depth is 2 000 m and the mean air density down the shaft is 1.15 kg/m³, what is the barometric pressure at the shaft bottom? (Assume g = 9.81 m/s²)
Correct Answer:
107.56 kPa

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