Air at 20°C, 1 atm flows with a velocity of 4.5 m/s over a flat plate having a sharp leading edge. The plate surface isothermal at 60°C. (a)Find out the distance from the leading edge at which the flow in the boundary layer changes from laminar to turbulent. (b)Using the exact solution, determine the following parameters at the location established at part (a): (i)Thickness of the hydrodynamic boundary layer (ii)Thickness of the thermal boundary layer

Air at 20°C, 1 atm flows with a velocity of 4.5 m/s over a flat plate having a sharp leading edge. The plate surface isothermal at 60°C. (a)Find out the distance from the leading edge at which the flow in the boundary layer changes from laminar to turbulent. (b)Using the exact solution, determine the following parameters at the location established at part (a): (i)Thickness of the hydrodynamic boundary layer (ii)Thickness of the thermal boundary layer

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 5.25P

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