AP Physics 1 Question 10: Answer and Explanation
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The figure above shows two positively charged particles. The +Q charge is fixed in position, and the +Q charge is brought close to +Q and released from rest. Which of the following graphs best depicts the acceleration of the +Q charge as a function of its distance R from +Q ?
Correct Answer: A
A If the mass of the +q charge is m, then its acceleration is
The graph in (A) best depicts an inverse-square relationship between a and r.