A Modified Homotopy Perturbation Transform Method for Transient Flow of a Third Grade Fluid in a Channel with Oscillating Motion on the Upper Wall

Figure 6

Effect of blowing on wall stress 𝜏_𝜔 when 𝜔=0.5, 𝛼=0.5, 𝑡=0.2, and 𝛽=0.5 are fixed.

(a)

(b)