A -7.0-?C point charge has a positively charged object in an elliptical orbit around it
If the mass of the positively charged object is 1.0 kg and the distance varies from 5.0 mm to 20.0 mm between the charges, what is the maximum electric potential difference through which the positive object moves?
(k = 1/4??0 = 8.99 × 109 N • m2/C2)
A) 9.4 MV
B) 3.2 MV
C) 4.2 MV
D) 16 MV
A
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