NCERT Exercise 1.1 - Electric Charges and Fields
Question: What is the force between two small charged spheres having charges of 2 × 10⁻⁷ C and 3 × 10⁻⁷ C placed 30 cm apart in air?
Answer: The electrostatic force between the two charged spheres is **6 × 10⁻³ N**. Since both charges are positive (like charges), the force is **repulsive**.
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