Fig. 7

(a and b) Effect of \(\beta\) on velocity profile for \(R=5,{h}_{1}=-0.1, {h}_{2}=-0.2, {h}_{3}=-0.2,\) \({M=1,\lambda }_{1}=0.2,{\lambda }_{2}=0.2,\varepsilon =0.5,\gamma =0.5,Bi=1,Nb=0.5,Pr=0.5,Nt=0.1\) and \(b=1\).

(a and b) Effect of \(\beta\) on velocity profile for \(R=5,{h}_{1}=-0.1, {h}_{2}=-0.2, {h}_{3}=-0.2,\) \({M=1,\lambda }_{1}=0.2,{\lambda }_{2}=0.2,\varepsilon =0.5,\gamma =0.5,Bi=1,Nb=0.5,Pr=0.5,Nt=0.1\) and \(b=1\).