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1. Two +3.0 nC charges are 10 m from each other. What is the electric potential...

1. Two +3.0 nC charges are 10 m from each other. What is the electric potential energy of this system of particles?
A. 2.7 nJ
B. 8.1 nJ
C. 9.0 nJ
D. 3.7 nJ

2. If the two particles from question #1 were moved further apart, would the work done by the field be positive or negative?
A. Negative
B. Positive

3. Would your answer to question #2 change if the two particles were negative?
A. Yes
B. No

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