An aluminum rod, 2.2 cm2 in cross-sectional area and 30 cm long, is held with one end in a flame at 1800oC and the other end in 20oC water. What is the conduction rate along the rod?
The thermal conductivity fo aluminum is K = 240 W/m Co .
Hcd = 0.31 W
Hcd = 1.31 W
Hcd = 313 W
Hcd = 1,313 W