Question: The Flettner-rotor sailboat in Fig E8.2 has a water drag coefficient of 0.006 based on a wetted area of 45 ft2. If the rotor spins

The Flettner-rotor sailboat in Fig E8.2 has a water drag coefficient of 0.006 based on a wetted area of 45 ft2. If the rotor spins at 220 rev/min, find the maximum boat speed that can be achieved in 15 mi/h winds. Find the optimum wind angle:

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