All Problems Electric Current
Problem 3.150
Find the resistance of a wire frame shaped as a cube (Fig. 3.35) when measured between points (a) \(1-7 ;\) (b) \(1-2\); (c) \(1-3\). The resistance of each edge of the frame is \(R\)
(a) \({ }^{5 / 6} R ;\) (b) \(7 /{ }_{12} R\) (c) \({ }^{3} /{ }_{4} R\).