Assume that the wall shear stress, Tw, created when a fluid flows through a pipe (see Figure a) depends on the pipe diameter, D, the flowrate, Q, the fluid density, p, and the kinematic viscosity, v. Somemodel tests run in a laboratory using water in a 0.2-ft-diameter pipe yield the Tw vs. Q data shown in Figure b. Perform a dimensional analysis and use model data to predict the wall shear stress in a 0.3-ft-diameter pipe through which water flows at the rate of 1.5 ft3/s.0.7Diameter = D0.62 0.50.4Model data(a)0.30.20.10.51.5Flowrate, Q, ft/s(b)TwIb/ft2Wall shear stress, T,, Ib/ft?n * m N -

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VisCosity, odel tests run in a laboratory using water in a 0.2-ft-diameter pipe yield the Ty vs. Q data shown in Figure b. Perform a dimensional analysis and use model data to predict the wall shear stress in a 0.3-ft- ameter pipe through which water flows at the rate of 1.5 ft/s. 0.7 I 0.6 2 0.5 Diameter D 0.4 Model data (a) 0.3 0.2 0.1 1.5 Flowrate, Q. ft'is 0.5 2 (b) Ib/ft2 Wall shear stress, r, Ibft?

VisCosity, odel tests run in a laboratory using water in a 0.2-ft-diameter pipe yield the Ty vs. Q data shown in Figure b. Perform a dimensional analysis and use model data to predict the wall shear stress in a 0.3-ft- ameter pipe through which water flows at the rate of 1.5 ft/s. 0.7 I 0.6 2 0.5 Diameter D 0.4 Model data (a) 0.3 0.2 0.1 1.5 Flowrate, Q. ft'is 0.5 2 (b) Ib/ft2 Wall shear stress, r, Ibft?

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter5: Analysis Of Convection Heat Transfer

Section: Chapter Questions

Problem 5.8P

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