Figure 8

Effect of \(\phi_{1}\) and \(\phi_{2}\) on the skin friction coefficient \(\left( {{\text{Re}}_{x} } \right)^{\frac{1}{2}} C_{f}\).
Effect of \(\phi_{1}\) and \(\phi_{2}\) on the skin friction coefficient \(\left( {{\text{Re}}_{x} } \right)^{\frac{1}{2}} C_{f}\).