Twelve wires, each of resistance $R,$ are joined to form a cube. The equivalent resistance between the ends of a face diagonal.

\frac{R}{4}

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\frac{R}{6}

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\frac{5 R}{6}

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\frac{3 R}{4}

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Solution

The correct option is D $\frac{3 R}{4}$

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Twelve wires, each of resistance R, are joined to form a cube. The equivalent resistance between the ends of a face diagonal.

The correct option is D 3R4

Twelve wires, each of resistance $R,$ are joined to form a cube. The equivalent resistance between the ends of a face diagonal.

The correct option is D $\frac{3 R}{4}$