A wing on a race car is supported by two cylindrical rods


In an attempt to decrease the drag on the car shown in Fig. 17.15 and described in Problem 17.14, the cylindrical rods are replaced by elongated elliptical cylinders having a length-to-breadth ratio of 8:1. By how much will the drag be reduced? Repeat for the Navy strut.

Problem 17.14

A wing on a race car is supported by two cylindrical rods, as shown in Fig. 17.15. Compute the drag force exerted on the car due to these rods when the car is traveling through still air at - 20°F at a speed of 150 mph.

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Mechanical Engineering: A wing on a race car is supported by two cylindrical rods
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