20-cm-square plate loses heat at a rate of 5000 W/m2. Air at 1 atm and 300 K flows across the lower surface of the plate at a free-stream velocity of 20 m/s. The lower surface of the plate has a uniform temperature of 350 K. Water flows across the upper surface of the plate. The temperature difference between the surface and free stream velocity of water is 10oC. Find the velocity of water when the properties of water are Pr = 4.929 , k = 0.6107 W/m oC and ν= 7.239×10-7 m2/s

20-cm-square plate loses heat at a rate of 5000 W/m2. Air at 1 atm and 300 K flows across the lower surface of the plate at a free-stream velocity of 20 m/s. The lower surface of the plate has a uniform temperature of 350 K. Water flows across the upper surface of the plate. The temperature difference between the surface and free stream velocity of water is 10oC. Find the velocity of water when the properties of water are Pr = 4.929 , k = 0.6107 W/m oC and ν= 7.239×10-7 m2/s

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 5.65P

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