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A point charge q1=+2.40μC is held stationary at the origin. A second point charge q2=−4.30μC moves...

A point charge q1=+2.40μC is held stationary at the origin. A second point charge q2=−4.30μC moves from the point x=0.160m , y=0, to the point x=0.245m, y= 0.245m , y=0.245m

What is the change in potential energy of the pair of charges?

Express your answer in joules to three significant figures.

How much work is done by the electric force on q2?

Express your answer in joules to three significant figures.

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