A solid sphere (ρ= 800 kg/m3, cp = 4000 J/kg-K, k = 0.4 W/m-K) of diameter 1 cm is taken out of the refrigerator when it is at 15˚C and placed in a water bath that is at 45°C. a)Calculate the convective heat transfer coefficient using an appropriate practical equation.
A solid sphere (ρ= 800 kg/m3, cp = 4000 J/kg-K, k = 0.4 W/m-K) of diameter 1 cm is taken out of the refrigerator when it is at 15˚C and placed in a water bath that is at 45°C. a)Calculate the convective heat transfer coefficient using an appropriate practical equation.
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.
Chapter7: Forced Convection Inside Tubes And Ducts
Section: Chapter Questions
Problem 7.5P
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A solid sphere (ρ= 800 kg/m3, cp = 4000 J/kg-K, k = 0.4 W/m-K) of diameter 1 cm is taken out of the refrigerator when it is at 15˚C and placed in a water bath that is at 45°C.
a)Calculate the convective heat transfer coefficient using an appropriate practical equation.
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