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In this tutorial we will simulate the unsteady flow of a fluid past a cylinder. For this tutorial we will use a Reynolds Number of 120. ThusIn order to simplify the computation, the diameter of the pipe is set to 1 m, the velocity x component of the fluid will be velocity is set to 1 m/s , and the density of the fluid density will be is set to 1 kg/m^3. Thus, the dynamic viscosity will must be set to 8.333x10^-3 kg/m*s and the cylinder diameter will be 1 min order to obtain the desired Reynolds number.

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