Solution Manual Heat And Mass Transfer Cengel 5th Edition Chapter 3 | 95% Certified |
Solution:
$\dot{Q} {net}=\dot{Q} {conv}+\dot{Q} {rad}+\dot{Q} {evap}$
$r_{o}=0.04m$
$h=\frac{Nu_{D}k}{D}=\frac{2152.5 \times 0.597}{2}=643.3W/m^{2}K$
Solution:
Assuming $h=10W/m^{2}K$,
The heat transfer due to convection is given by: