Answer Happy

Posted: **Mon May 16, 2022 6:36 am**

: 8 1 Derive The Friction Factor Formula 8 13 Recommended By Prandtl S One Seventh Power Velocity Distribution 7 56 1 (75.06 KiB) Viewed 48 times

8.1. Derive the friction factor formula (8.13) recommended by Prandtl's one- seventh power velocity distribution (7.56). In the course of this derivation, show that the average velocity is only slightly smaller than the centerline velocity, U=0.8170c.