AP Physics 1 Question 371: Answer and Explanation
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9. What happens to the electric force between two point charges if the magnitude of both charges is doubled, and the distance between them is halved?
- A. The force is halved.
- B. The force remains the same.
- C. The force is quadrupled.
- D. The force increases by a factor of 16.
Correct Answer: D
Coulomb's Law is given by
Doubling each charge, and halving the distance between them yields