Fig. 22

The bar chart represents variation of average Nusselt number (\({\overline{Nu}}\)) and average Sherwood number (\({\overline{Sh}}\)) with buoyancy ratio number (N) for different cases and \(\phi _{hnp}=0.04\), \(Ra=10^{5}\), \(Da=10^{-3}\), \(Le=1\), \(Ha=25\) and \(Rd=1\).