Analytical Solutions for the Flow of a Fractional Second Grade Fluid due to a Rotational Constantly Accelerating Shear

Figure 2

Profiles of the velocity 𝜔(𝑟,𝑡) and the shear stress 𝜏(𝑟,𝑡) given by (3.15) and (3.22), for 𝑓=−1, 𝑅₁=0.3, 𝑅₂=0.5, 𝛼=0.00153, 𝛽=0.3  𝑡=10 s and different values of 𝜈.

(a)

(b)