Two protons,each of charge 1.60 x 10-19 C,are 2.00 x 10-5 m apart.What is the change in potential energy if they are brought 1.00 x 10-5 m closer together? (ke = 8.99 x 109 N·m2/C2)
A) 1.15 x 10-23 J
B) 3.20 x 10-19 J
C) 3.20 x 10-16 J
D) 1.60 x 10-14 J
Correct Answer:
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