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Two identical wires each of length L are...

Two identical wires each of length L are bent to form a circular loop and a square loop. If the same current i flows in the two wires, then the ratio of the magnetic inductions at the centre of the circular and square loops is :

A

`pi^(2)//2sqrt(2)`

B

`pi^(2)//4sqrt(2)`

C

`pi^(2)//8sqrt(2)`

D

1

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