A point charge qı = +2.40 µC is held stationary at the origin. A second point charge q2 = -4.30 µC moves from the point a = 0.140 m, y = 0, to the point a = 0.245 m, y = 0.245 m. Part A What is the change in potential energy of the pair of charges? Express your answer with the appropriate units. НА Value Units AU = Request Answer Submit Part B How much work is done by the electric force on q2 ? Express your answer with the appropriate units.

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A point charge qı = +2.40 µC is held stationary at
the origin. A second point charge q2 = -4.30 µC
moves from the point a = 0.140 m, y = 0, to the
point a = 0.245 m, y = 0.245 m.
Part A
What is the change in potential energy of the pair of charges?
Express your answer with the appropriate units.
НА
Value
Units
AU =
Request Answer
Submit
Part B
How much work is done by the electric force on q2 ?
Express your answer with the appropriate units.
Transcribed Image Text:A point charge qı = +2.40 µC is held stationary at the origin. A second point charge q2 = -4.30 µC moves from the point a = 0.140 m, y = 0, to the point a = 0.245 m, y = 0.245 m. Part A What is the change in potential energy of the pair of charges? Express your answer with the appropriate units. НА Value Units AU = Request Answer Submit Part B How much work is done by the electric force on q2 ? Express your answer with the appropriate units.
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