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Coulomb's Law Calculator
Calculate electrostatic force between charges
📖 Coulomb's Law
The Coulomb's Law 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: F = k × q₁q₂ / r²
- k = 8.99 × 10⁹ N⋅m²/C²
- Like charges repel, unlike attract
- Force decreases with square of distance
- Fundamental law of electrostatics