Find the equivalent resistance between points A and B, if each resistor is of resistance r.

\frac{4 r}{3}

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\frac{2 r}{3}

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\frac{r}{3}

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r

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Solution

The correct option is B $\frac{2 r}{3}$

So the network reduces to

Req = $\frac{4 r}{3} | | \frac{4 r}{3}$
$= \frac{2 r}{3}$

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Similar questions

Find the equivalent resistance of the circuits shown in figure (32-E17)between the points a and b. Each resistor has a resistance r.

Figure 32-E17

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