908386.fig.008a
(a)
908386.fig.008b
(b)
Figure 8: Profiles of the velocity components 𝑤 ( 𝑟 , 𝑡 ) given by (3.18), for 𝑅 = 3 , 𝑤 1 = 1 , 𝜈 = 0 . 5 5 6 6 , 𝜇 = 3 3 , 𝛼 = 0 . 5 , 𝛽 = 0 . 5 , 𝑡 = 2 . 5 s , and different values of 𝑊 1 and 𝑊 2 .