Two solid cylinders made of materials A and B have the same lengths; their diame
ID: 2279397 • Letter: T
Question
Two solid cylinders made of materials A and B have the same lengths; their diameters are related by dA = 2dB. When the same temperature difference is maintained between the ends of the cylinders, they conduct heat at the same rate. Their thermal conductivities are therefore related by which of the following equations?
Explanation / Answer
Two solid cylinders made of materials A and B have the same lengths; their diame