Fig. 8

\(g(\eta )\) versus \({K_r}\). Taking \({\psi _1}=0.03\), \({\psi _2}=0.01\), \(\varpi =0.3\), \({S_c}=1.2\), \(m=0.1\), \({N_r}=1.1\), \({{\text{B}}_{\text{i}}}=0.22\), \({K_s}=0.2.\)

\(g(\eta )\) versus \({K_r}\). Taking \({\psi _1}=0.03\), \({\psi _2}=0.01\), \(\varpi =0.3\), \({S_c}=1.2\), \(m=0.1\), \({N_r}=1.1\), \({{\text{B}}_{\text{i}}}=0.22\), \({K_s}=0.2.\)