A circular tube (internal diameter=8 mm, length=20 m) subjected to a uniform heat flux of 30000 W/m2 on its surface.  Water (ρ=1000 kg/m3, k=0.6 W/mK, ν=8x10-7 m2/s, cp=4.2 kJ/kg0C, Pr=6) enters the tube at 15 oC with a velocity of 1.1 m/s and leaves at 50 0C. Surface temperature of the tube at the inlet is

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A circular tube (internal diameter=8 mm, length=20 m) subjected to a uniform heat flux of 30000 W/m2 on its surface.  Water (ρ=1000 kg/m3, k=0.6 W/mK, ν=8x10-7 m2/s, cp=4.2 kJ/kg0C, Pr=6) enters the tube at 15 oC with a velocity of 1.1 m/s and leaves at 50 0C. Surface temperature of the tube at the inlet is

 
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