APFIVE Charge Redistribution and Potential Energy
Two identical conducting spheres with initial charges of $$+Q$$ and $$-3Q$$ are connected by a conducting wire and then separated. By what percentage does the electric potential energy of the system decrease after the redistribution of charge?
A
Decreased by 50%
B
Decreased by 80%
C
Decreased by 25%
D
Decreased by 87.5%
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