Unsteady Flow and Heat Transfer of a Dusty Fluid through a Rectangular Channel

Figure 7

Unsteady part of Nusselt number (Nu₁) versus 𝜉and𝜂 (for 𝜉=𝑟 and 𝜂=0) and 𝜉=−𝑟 and 𝜂=1).

(a)

(b)