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Ohm's Law

Find RAB for ...

Question

Find $R_{A B}$ for the star. Resistance between any two adjacent dots is R.

A

\frac{7 R}{6}

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B

\frac{R}{6}

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C

\frac{6 R}{7}

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D

R

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Solution

The correct option is A $\frac{7 R}{6}$

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