Solved: A mountain climber wears a goose-down jacket 3.5
Chapter 14, Problem 50GP(choose chapter or problem)
Problem 50GP
A mountain climber wears a goose-down jacket 3.5 cm thick with total surface area 0.95 m2. The temperature at the surface of the clothing is -18oC and at the skin is 34°C. Determine the rate of heat flow by conduction through the jacket assuming (a) it is dry and the thermal conductivity k is that of goose down, and (b) the jacket is wet, so k is that of water and the jacket has matted to 0.50 cm thickness.
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