A reasonable approximation for the two-dimensional incompressible laminar boundary layer on a flat surface in Figure Q2 on the next page is (2y u = U for ys8 82 where, 8 = Cx'/² and C = const a) Assuming a no-slip condition at the wall, find an expression for the velocity ди ди д8 component v(x, y) for y s 8. (Hint: dx as əx :) b) Also, find the maximum value of v at the station x = 1 m, for the particular case of air flow, when U = 3 m/s and 8 = 1.1 cm.

A reasonable approximation for the two-dimensional incompressible laminar boundary layer on a flat surface in Figure Q2 on the next page is (2y u = U for ys8 82 where, 8 = Cx'/² and C = const a) Assuming a no-slip condition at the wall, find an expression for the velocity ди ди д8 component v(x, y) for y s 8. (Hint: dx as əx :) b) Also, find the maximum value of v at the station x = 1 m, for the particular case of air flow, when U = 3 m/s and 8 = 1.1 cm.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Layer thickness d(x)
U = constant
u(x, y)
u(x. y)
Figure Q2

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