a wire of resistance 4 ohms is bent to form a circle. what is the resisitance between two

Asked by mehaksaini | 26th Dec, 2009, 03:59: PM

Expert Answer:

We have now two resistances of equal length, which is half of the initial length, and they are in parallel.

So we have two 2 Ω resistors in parallel.

Req = 2x2/(2+2)  = 1Ω

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Answered by  | 26th Dec, 2009, 04:18: PM

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