Estimate daily water loss associated with evaporation

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Dry air is inhaled at a rate of 10 liter/min through a trachea with a diameter of 20 mm and a length of 125 mm. The inner surface of the trachea is at a normal body temperature of 37°C and may be assumed to be saturated with water.

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(a) Assuming steady, fully developed flow in the trachea, estimate the mass transfer convection coefficient.

(b) Estimate the daily water loss (liter/day) associated with evaporation in the trachea.

Reference no: EM131337394

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