Inductance Calculator

Calculate inductance for solenoids, toroids, and coaxial cables

Formulas Used

Solenoid: L = μ₀μᵣN²A/l

Toroid: L = μ₀μᵣN²h × ln(r₂/r₁) / (2π)

Coaxial: L/l = μ₀ × ln(r₂/r₁) / (2π)

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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: University Physics

by Young & Freedman

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.