Find the equivalent parallel inductance from 1/L_eq = 1/L₁ + 1/L₂ + …; total inductance decreases.
并联电感总电感减小。
| Item | Standard / Source | Key Point |
|---|---|---|
| Parallel inductance | Mutual-inductance-free approximation; Classic electromagnetism (Griffiths, Electrodynamics) | 1/L = 1/L1 + 1/L2 + ... ignoring coupling |