How much work does the electric field do in moving a -7.7 µC from a point at 0 V to a point whose potential i 55 V higher? O A. 2.24 x 104J O B. 4.24 x 104J OC. None O D. -4.24 x 10-4J O E. -2.24 x 10-4 J
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A: Option D is the right answer D. -79.38 V/m
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