The resistances of three parts of a circular loop are as shown in the figure. The magnetic field... VIDEO
The resistances of three parts of a circular loop are as shown in the figure. The magnetic field at the centre \( O \) is
(a) \( \frac{\mu_{0} I}{6 a} \)
(b) \( \frac{\mu_{o} I}{3 a} \)
(c) \( \frac{2}{3} \frac{\mu_{o} I}{a} \)
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\[
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p ! & (p+1...