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If the distance $r$ between two point charges is doubled, the electrostatic force $F$ between them becomes:
- A.$2F$
- B.$F/2$
- C.$4F$
- D.$F/4$
Show correct answer & step-by-step solution
Correct answer: D — $F/4$
Solution
According to Coulomb's Law, . If the distance is doubled, the new force , which is .
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