On Certain Cases of Simple Exact Solutions of Flow Equations in a Compressible Imperfectly Viscous Fluid with Particular Conditions

1949 ◽  
Vol 22 (3) ◽  
pp. 111
Author(s):  
M. Z. Krzywoblocki
1996 ◽  
Vol 49 (5) ◽  
pp. 899 ◽  
Author(s):  
N Banerjee ◽  
A Beesham

Exact solutions for the spatially flat (k = 0) Robertson–Walker cosmological model in Brans–Dicke scalar tensor theory have been obtained in the presence of a causal viscous fluid. It is found that if the scale factor is a power function of the scalar field, then solutions can be obtained in the full causal theory but not in the truncated theory of non-equilibrium thermodynamics.


2014 ◽  
Vol 1 ◽  
pp. 27-32 ◽  
Author(s):  
Waqar Khan ◽  
Faisal Yousafzai

Exact solutions of the momentum equations of couple stress fluid are investigated. Making use of stream function, the two-dimensional flow equations are transformed into non-linear compatibility equation, and then it is linearized by vorticity function. Stream functions and velocity distributions are discussed for various flow situations.


2020 ◽  
Vol 399 ◽  
pp. 26-37
Author(s):  
Ahmad Qushairi Mohamad ◽  
Zulkhibri Ismail ◽  
Nur Fatihah Mod Omar ◽  
Muhammad Qasim ◽  
Muhamad Najib Zakaria ◽  
...  

Mixed convection of unsteady non-coaxial rotation flow of viscous fluid over an accelerated vertical disk is investigated. The motion in the fluid is induced due to the rotating and buoyancy force effects. The problem is formulated and extended in terms of coupled partial differential equations with some physical boundary and initial conditions. The non-dimensional equations of the problem are obtained by using the suitable non-dimensional variables. The exact solutions of non-coaxial velocity and temperature profiles are obtained by using Laplace transform method which are satisfying all the initial and boundary conditions. The physical significance of the mathematical results is shown in various plots and is discussed for Grashof and Prandtl numbers as well as magnetic, porosity and accelerated parameters. It is found that, the velocity with the effect of acceleration is higher compared to constant velocity. In limiting sense, the present solutions are found identical with published results.


2001 ◽  
Vol 14 (5) ◽  
pp. 571-579 ◽  
Author(s):  
A.M. Siddiqui ◽  
T. Hayat ◽  
S. Asghar

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