It is desired to simulate flow past a ridge or bump by using a streamline above the

It is desired to simulate flow past a ridge or €œbump€ by using a streamline above the flow over a cylinder, as shown in Fig. P8.50. The bump is to be a/2 high, as shown. What is the proper elevation h of this streamline? What is Umax on the bump compared to U∞?

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Umant Bump a/2 h?