Heat is generated in a cylindrical fuel rod in a nuclear reactor according to the relationship where q is the volumetric heat generation rate, kW/m 3 , and r o is the outside cylinder radius. Develop...

Heat is generated in a cylindrical fuel rod in a nuclear reactor according to the relationship

where q is the volumetric heat generation rate, kW/m³, and r_o
is the outside cylinder radius. Develop the equation that expresses the temperature difference between the rod center line and its surface.