Question

An intake shaft has resistance of 0.05 Ns²/m⁸ up to a depth of 400 m. The airflow rate is 100 m³/s and the average density is 1.2 kg/m³. A barometer reads 99.375 kPa when placed on surface. Considering acceleration due to gravity is 9.81 m/s², the reading of the barometer at the depth of 400 m, in kPa is ______. (round off to two decimal places)

NAT

Min: 103.5 Max: 103.6

Answer: 103.55

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