Figure 18

Representation of axial velocity \(f\left( \eta \right)\) for the different values of \(\phi_{2}\) with R = 7, n = 3, v = 0.2, \(m\) = 1.5, Pr = 0.9, \(\phi\) = 0.1, \(\phi_{1}\) = 0.2, \(\beta_{3}\) = 0.9, \(\beta\) = 0.4, \(\beta_{1}\) = 0.2, \(\beta_{2}\) = 0.5, u = 0.3, \(\xi\) = 0.2.