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A +2.0E-6 C charge is initially 0.20 m from a fixed -5.0E-6 C charge and is then moved to a position 0.50 meter from the fixed charge.
(a) Find how much work is required to move the charge?
(b) Does the work depend on the path through which the charge is moved?
a box sits on a horizontal wooden board. the coefficient of static friction between the box and the board is 0.32. you
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