Two insulated circular loop A and B radius ‘a’ carrying a current of ‘I’ in the anti clockwise direction as shown in figure. The magnitude of the magnetic induction at the centre will be:  

1
\(\frac{\sqrt{2} \mu_0 I}{a}\)
2
\(\frac{\mu_0 I}{2 a}\)
3
\(\frac{\mu_0 I}{\sqrt{2} a}\)
4
\(\frac{2 \mu_0 I}{a}\)
5
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