Rankers Physics

Self Induction: Practice Problem & Solution

How much length of a very thin wire is required to obtain a solenoid of length l0 and inductance L.
\[\sqrt{\frac{2\pi Ll_{0}}{\mu_{0}}}\]
\[\sqrt{\frac{4\pi Ll_{0}}{\mu_{0}^{2}}}\]
\[\sqrt{\frac{4\pi Ll_{0}}{\mu_{0}}}\]
\[\sqrt{\frac{8\pi Ll_{0}}{\mu_{0}}}\]

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