Engineering, 19.12.2019 02:31 trint4

Estimates the reynolds number of a soccer ball travelling at 40 miles/hour to be around 3.0 x 105. at this condition, the drag coefficient on the ball is estimated to be about 0.25. calculate the drag force (in lbf) on the ball assuming the density and viscosity of air are respectively 0.135 lbm/ft3 and 0.363 x10-6 lbf-s/ft2. the diameter of the ball is 0.75 ft. 20 points.

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Estimates the reynolds number of a soccer ball travelling at 40 miles/hour to be around 3.0 x 105. a...