## The Cube ResistorsScience brain teasers require understanding of the physical or biological world and the laws that govern it.Consider a cube, each edge of which has a resistor of resistance r on it. What is the resistance between two points on the same side of the cube but on opposite corners?
## HintThere are two ways to solve this problem, the easy way and the hard way. Try drawing a circuit map of what's going on.Hide ## What Next?
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