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bachelor in business administration
Polytechnic State University Sanluis
Jan-2006 - Nov-2010
CPA
Polytechnic State University
Jan-2012 - Nov-2016
Professor
Harvard Square Academy (HS2)
Mar-2012 - Present
Radial flow between parallel disks (Fig. 3B.10). A part of a lubrication system consists of two circular disks between which a lubricant flows radially. The flow takes place because of a modified pressure difference Â
 between the inner and outer radii r, and r2, respectively.
(a) Write the equations of continuity and motion for this flow system, assuming steady-state, laminar, incompressible Newtonian flow. Consider only the regionÂ
and a flow that is radially directed.

(b) Show how the equation of continuity enables one to simplify the equation of motion to give
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(c) It can be shown that no solution exists for Eq. 3B.10-1 unless the nonlinear term containing φ is omitted. Omission of this term corresponds to the "creeping flow assumption." Show that for creeping flow, Eq. 3B.10-1 can be integrated with respect to r to give

Â
Â
Â
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