If two unit charges are separated in air by a distance of 1 m, the force exerted between them is? (k = 9 × 10⁹ N m²/C²)
University of Ilorin PHY102 2025A past question
- 9 × 10⁻¹⁹ N
- 10⁻⁹ N
- 9 × 10⁹ N
- 9 × 10⁻⁹ N
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