Compute the inductance of a solenoid from turns, cross-sectional area, and length using L = μ₀·N²·A/l.
输入匝数 N、截面积 A、长度 l,求螺线管电感。
| Item | Standard / Source | Key Point |
|---|---|---|
| Solenoid inductance | Classic electromagnetism (Griffiths, Electrodynamics) | L = mu0*n^2*A*Len, long-solenoid approximation |