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A wire of resistance 0.5 omega m^(-1) is...

A wire of resistance `0.5 omega m^(-1)` is bent into a circle of radius `1m`. The same wire is connected across a diameter `AB` as shown in fig. The equivalent resistance is

A

`piQ`

B

`pi/(pi+2)Omega`

C

`pi/(pi+4)Omega`

D

`(pi +1) Omega`

Text Solution

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The correct Answer is:
C
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