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There are 4 points on a straight line AB=BC=CD=a. Two point charges Q1 and Q2 are...

There are 4 points on a straight line AB=BC=CD=a. Two point charges Q1 and Q2 are placed on the points A and D. there is an electric field E acting from left to right. Find the work done in moving another point charge Q from B to C.

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Answer #1

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