4 28 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

Question

4 28 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 2 2 B T 4 2 C 8 2 D 1

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