Each branch in the following circuit has a resistance R. The equivalent resistance of the circuit between two points A and B
A
R
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B
2R
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C
4R
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D
8R
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Solution
The correct option is B2R
Following pairs of points have same potential, F–F′ G–G′ C–C′ D–D′ E–E′
Hence, connecting all these corresponding points.
Thus, the equivalent resistance of the circuit is 2R between A and B