At what distance will the charge at rest begin to move

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Q. Two positive charges of 7.40 micro-Coulombs are placed on a horizontal surface with a coefficient of static friction 0.72. If they are originally far apart and after that one charge is slowly moved closer to other charge. At what distance will the charge at rest begin to move if its mass is 2.60 grams? Answer in meters.

Reference no: EM1369306

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