Body-heat loss The model for body-heat loss depends on the coefficient of convection K, which depends on wind speed v according to the equation K2 = 16v # 4 where v is in miles per hour. Find the positive coeffi- cient of convection when the wind speed is: a) 20 mph (b) 60 mph (c) What is the change in K for a change in speed from 20 mph to 60 mph?

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