1.

A small thermo-couple is positioned in a thermal boundary layer near a flat plate past which water flows at 30 degree Celsius and 0.15 m/s. The plate is heated to a surface temperature of 50 degree Celsius and at the location of the probe, the thickness is 15 mm. The probe is well-represented by
t t S/t INFINITY t S = 1.5 (y/ ) 0.5 (y/ ) 3

A. nDetermine the heat transfer coefficient
B. 33.3 W/m<sup>2 </sup>K
C. 43.3 W/m<sup>2 </sup>K
D. 53.3 W/m<sup>2 </sup>K
E. 63.3 W/m<sup>2 </sup>K
Answer» E. 63.3 W/m<sup>2 </sup>K


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