1.

A cylindrical uranium fuel rod of radius 5 mm in a nuclear is generating heat at the rate of 4 107 W/m3. The rod is cooled by a liquid (convective heat transfer coefficient 1000 W/ m2K) at 25 C. At steady state, the surface temperature (in K) of the rod is

A. 308
B. 398
C. 418
D. 448
Answer» C. 418


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