Equivalent Resistance of a Resistor Cube
Twelve identical resistors, each of resistance R, form the edges of a cube. What is the equivalent resistance between two diagonally opposite vertices of this cube?
A
\(\frac{3R}{4}\)
B
\(\frac{6R}{5}\)
C
\(\frac{R}{2}\)
D
\(\frac{5R}{6}\)
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