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Magnetic Permeability Calculator
Calculate magnetic permeability of materials
📖 Magnetic Permeability
The Magnetic Permeability estimates the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy. It multiplies several factors: star formation rate, fraction with planets, habitable planets per star, etc.
📊 Result
💡 Tips & Information
- Formula: μ = B / H
- Measured in H/m (Henries per meter)
- Free space: μ₀ = 4π × 10⁻⁷ H/m
- Relative permeability: μᵣ = μ / μ₀
- Used in magnetic materials